Ardenn, Intrepid Archaeologist // Kraum, Ludevic's Opus (Commander)

Alternate Names:

Ardenn, Intrepid Archaeologist // Barnabas TharmrArdenn, Intrepid Archaeologist // Barnabas Tharmr

Ardenn, Intrepid Archaeologist // Kraum, Ludevic's Opus
Rank #1,935
523decks
Bennie Smith
Mar 16, 2026
Ranking the Swords of X and Y in Commander
The Swords of X and Y all have powerful effects and protection. But which ones are the best in Commander? Bennie Smith has your answer.
Deck Filters
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Improvised Arsenal
4.6%inclusion5 decks109 decks
4%synergy
Erode
3.0%inclusion1 decks33 decks
1%synergy
Hard-Won Jitte
2.4%inclusion2 decks82 decks
2%synergy
Fugitive Droid
1.2%inclusion1 decks81 decks
1%synergy
Big Apple, 3 a.m.
1.2%inclusion1 decks82 decks
1%synergy
High Synergy Cards
Stoneforge Mystic
63%inclusion328 decks523 decks
58%synergy
Puresteel Paladin
63%inclusion328 decks523 decks
57%synergy
Steelshaper's Gift
61%inclusion319 decks523 decks
56%synergy
Colossus Hammer
61%inclusion317 decks523 decks
56%synergy
Robe of the Archmagi
50%inclusion259 decks523 decks
48%synergy
The Reality Chip
49%inclusion258 decks523 decks
46%synergy
Sram, Senior Edificer
51%inclusion265 decks523 decks
45%synergy
Open the Armory
48%inclusion251 decks523 decks
43%synergy
Sword of Feast and Famine
47%inclusion248 decks523 decks
42%synergy
Sunforger
45%inclusion233 decks523 decks
41%synergy
Top Cards
Swords to Plowshares
69%inclusion359 decks523 decks
1%synergy
Esper Sentinel
51%inclusion269 decks523 decks
32%synergy
Swiftfoot Boots
47%inclusion244 decks523 decks
22%synergy
Fighter Class
45%inclusion234 decks523 decks
41%synergy
Helm of the Host
45%inclusion233 decks523 decks
40%synergy
The Reaver Cleaver
42%inclusion222 decks523 decks
36%synergy
Path to Exile
42%inclusion220 decks523 decks
-7%synergy
Kellan, the Fae-Blooded
42%inclusion218 decks523 decks
39%synergy
Cloud, Midgar Mercenary
40%inclusion121 decks301 decks
38%synergy
Sword of the Animist
40%inclusion209 decks523 decks
35%synergy
Game Changers
Enlightened Tutor
43%inclusion225 decks523 decks
28%synergy
Rhystic Study
34%inclusion178 decks523 decks
15%synergy
Fierce Guardianship
33%inclusion175 decks523 decks
18%synergy
Ancient Tomb
30%inclusion155 decks523 decks
22%synergy
Cyclonic Rift
29%inclusion152 decks523 decks
12%synergy
Smothering Tithe
25%inclusion130 decks523 decks
7%synergy
Mana Vault
23%inclusion118 decks523 decks
18%synergy
Force of Will
22%inclusion115 decks523 decks
16%synergy
The One Ring
21%inclusion111 decks523 decks
14%synergy
Gamble
21%inclusion108 decks523 decks
14%synergy
Creatures
Godo, Bandit Warlord
39%inclusion204 decks523 decks
38%synergy
Lizard Blades
31%inclusion163 decks523 decks
29%synergy
Akiri, Fearless Voyager
29%inclusion151 decks523 decks
25%synergy
Ragavan, Nimble Pilferer
28%inclusion145 decks523 decks
23%synergy
Lion Sash
25%inclusion132 decks523 decks
24%synergy
Phyrexian Metamorph
22%inclusion113 decks523 decks
13%synergy
Dalakos, Crafter of Wonders
21%inclusion108 decks523 decks
17%synergy
Grand Abolisher
20%inclusion106 decks523 decks
13%synergy
Enthusiastic Mechanaut
20%inclusion104 decks523 decks
7%synergy
Ranger-Captain of Eos
20%inclusion104 decks523 decks
17%synergy
Codsworth, Handy Helper
19%inclusion101 decks523 decks
16%synergy
Jhoira, Weatherlight Captain
19%inclusion100 decks523 decks
6%synergy
Witch Enchanter
19%inclusion93 decks498 decks
12%synergy
Komainu Battle Armor
18%inclusion96 decks523 decks
18%synergy
Etherium Sculptor
18%inclusion96 decks523 decks
5%synergy
Danitha Capashen, Paragon
18%inclusion94 decks523 decks
15%synergy
Archivist of Oghma
16%inclusion85 decks523 decks
13%synergy
Drannith Magistrate
16%inclusion82 decks523 decks
13%synergy
Halvar, God of Battle
15%inclusion78 decks523 decks
13%synergy
Faerie Mastermind
14%inclusion75 decks523 decks
9%synergy
Imperial Recruiter
14%inclusion73 decks523 decks
8%synergy
Armored Skyhunter
14%inclusion73 decks523 decks
13%synergy
Stonehewer Giant
14%inclusion72 decks523 decks
12%synergy
Wyleth, Soul of Steel
13%inclusion70 decks523 decks
13%synergy
Voice of Victory
13%inclusion44 decks333 decks
9%synergy
Professional Face-Breaker
13%inclusion67 decks523 decks
4%synergy
Reyav, Master Smith
13%inclusion66 decks523 decks
11%synergy
Cloudsteel Kirin
12%inclusion65 decks523 decks
12%synergy
Pollywog Prodigy
12%inclusion54 decks468 decks
6%synergy
Alexios, Deimos of Kosmos
11%inclusion54 decks479 decks
9%synergy
Bruenor Battlehammer
11%inclusion57 decks523 decks
8%synergy
Wan Shi Tong, Librarian
11%inclusion18 decks166 decks
8%synergy
Goblin Engineer
10%inclusion54 decks523 decks
8%synergy
Serra Ascendant
10%inclusion53 decks523 decks
8%synergy
Simian Spirit Guide
10%inclusion53 decks523 decks
7%synergy
Shimmer Dragon
10%inclusion53 decks523 decks
10%synergy
Slicer, Hired Muscle
10%inclusion51 decks523 decks
8%synergy
Kediss, Emberclaw Familiar
10%inclusion50 decks523 decks
8%synergy
Emry, Lurker of the Loch
9.4%inclusion49 decks523 decks
1%synergy
Hexing Squelcher
9.0%inclusion11 decks122 decks
5%synergy
Mother of Runes
9.0%inclusion47 decks523 decks
5%synergy
Mockingbird
9.0%inclusion42 decks469 decks
6%synergy
Trophy Mage
8.6%inclusion45 decks523 decks
7%synergy
Gilgamesh, Master-at-Arms
8.3%inclusion25 decks301 decks
8%synergy
Loyal Retainers
8.2%inclusion43 decks523 decks
8%synergy
Foundry Inspector
8.0%inclusion42 decks523 decks
1%synergy
Sun Titan
7.6%inclusion40 decks523 decks
2%synergy
Cid, Freeflier Pilot
7.3%inclusion22 decks301 decks
7%synergy
Aurelia, the Warleader
7.3%inclusion38 decks523 decks
2%synergy
Dockside Extortionist
7.3%inclusion38 decks523 decks
6%synergy
Instants
Deflecting Swat
39%inclusion202 decks523 decks
25%synergy
An Offer You Can't Refuse
38%inclusion199 decks523 decks
18%synergy
Dovin's Veto
38%inclusion197 decks523 decks
19%synergy
Boros Charm
37%inclusion196 decks523 decks
16%synergy
Swan Song
30%inclusion157 decks523 decks
12%synergy
Generous Gift
29%inclusion154 decks523 decks
9%synergy
Silence
26%inclusion138 decks523 decks
21%synergy
Counterspell
25%inclusion129 decks523 decks
-11%synergy
Flusterstorm
20%inclusion105 decks523 decks
16%synergy
Legion Leadership
20%inclusion98 decks497 decks
13%synergy
Force of Negation
20%inclusion103 decks523 decks
15%synergy
Sink into Stupor
20%inclusion98 decks498 decks
10%synergy
Teferi's Protection
20%inclusion102 decks523 decks
6%synergy
Mystical Tutor
20%inclusion102 decks523 decks
9%synergy
Mana Drain
18%inclusion96 decks523 decks
8%synergy
Chaos Warp
18%inclusion95 decks523 decks
-4%synergy
Mindbreak Trap
18%inclusion92 decks523 decks
15%synergy
Mental Misstep
17%inclusion90 decks523 decks
14%synergy
Dispatch
16%inclusion86 decks523 decks
2%synergy
Arcane Denial
16%inclusion83 decks523 decks
0%synergy
Intuition
16%inclusion82 decks523 decks
13%synergy
Brain Freeze
15%inclusion80 decks523 decks
11%synergy
Pact of Negation
15%inclusion76 decks523 decks
11%synergy
Red Elemental Blast
13%inclusion69 decks523 decks
11%synergy
Wear // Tear
13%inclusion68 decks523 decks
6%synergy
Inventory Management
12%inclusion62 decks523 decks
9%synergy
Stroke of Midnight
12%inclusion61 decks523 decks
3%synergy
Stubborn Denial
11%inclusion58 decks523 decks
9%synergy
Flawless Maneuver
11%inclusion57 decks523 decks
-1%synergy
Deflecting Palm
11%inclusion55 decks523 decks
5%synergy
Render Silent
10%inclusion53 decks523 decks
9%synergy
Chain of Vapor
10%inclusion52 decks523 decks
8%synergy
Final Showdown
10%inclusion52 decks523 decks
9%synergy
Negate
10%inclusion51 decks523 decks
-6%synergy
Valakut Awakening
9.4%inclusion49 decks523 decks
6%synergy
Abrade
9.2%inclusion48 decks523 decks
2%synergy
Dispel
9.0%inclusion47 decks523 decks
7%synergy
Pyroblast
8.8%inclusion46 decks523 decks
6%synergy
Invert Polarity
8.5%inclusion42 decks495 decks
6%synergy
Counterflux
8.4%inclusion44 decks523 decks
7%synergy
Delay
8.2%inclusion43 decks523 decks
7%synergy
Bolt Bend
8.0%inclusion42 decks523 decks
7%synergy
Final Fortune
7.8%inclusion41 decks523 decks
6%synergy
Take the Bait
7.3%inclusion38 decks523 decks
6%synergy
Brainstorm
7.1%inclusion37 decks523 decks
-13%synergy
Dawn's Truce
7.0%inclusion33 decks470 decks
0%synergy
Into the Flood Maw
6.8%inclusion32 decks470 decks
4%synergy
Muddle the Mixture
6.7%inclusion35 decks523 decks
4%synergy
Angel's Grace
6.7%inclusion35 decks523 decks
5%synergy
Lightning Bolt
6.5%inclusion34 decks523 decks
-2%synergy
Sorceries
Sevinne's Reclamation
40%inclusion207 decks523 decks
31%synergy
Blasphemous Act
20%inclusion107 decks523 decks
-2%synergy
Jeska's Will
19%inclusion97 decks523 decks
5%synergy
Fabricate
11%inclusion55 decks523 decks
3%synergy
Rite of Flame
10%inclusion54 decks523 decks
7%synergy
Winds of Abandon
10%inclusion50 decks523 decks
8%synergy
Farewell
9.4%inclusion49 decks523 decks
-5%synergy
Austere Command
9.0%inclusion47 decks523 decks
-2%synergy
Wheel of Fortune
8.8%inclusion46 decks523 decks
6%synergy
Transmute Artifact
7.3%inclusion38 decks523 decks
7%synergy
Supreme Verdict
7.1%inclusion37 decks523 decks
-6%synergy
Disrupt Decorum
6.5%inclusion34 decks523 decks
5%synergy
Sundering Eruption
6.2%inclusion31 decks498 decks
3%synergy
Anchor to Reality
5.5%inclusion29 decks523 decks
5%synergy
Vandalblast
5.4%inclusion28 decks523 decks
-4%synergy
Promise of Loyalty
5.4%inclusion28 decks523 decks
2%synergy
Lórien Revealed
5.2%inclusion27 decks523 decks
3%synergy
Utility Artifacts
Skullclamp
40%inclusion207 decks523 decks
29%synergy
Sword of Fire and Ice
38%inclusion198 decks523 decks
36%synergy
Conqueror's Flail
37%inclusion196 decks523 decks
36%synergy
Masterwork of Ingenuity
37%inclusion191 decks523 decks
33%synergy
The Key to the Vault
36%inclusion188 decks523 decks
33%synergy
Shadowspear
35%inclusion184 decks523 decks
31%synergy
Blackblade Reforged
33%inclusion175 decks523 decks
31%synergy
Bloodforged Battle-Axe
32%inclusion167 decks523 decks
31%synergy
Hammer of Nazahn
26%inclusion138 decks523 decks
21%synergy
Sword of Hearth and Home
26%inclusion135 decks523 decks
23%synergy
Umezawa's Jitte
26%inclusion134 decks523 decks
25%synergy
Buster Sword
24%inclusion72 decks296 decks
21%synergy
Nettlecyst
23%inclusion118 decks523 decks
21%synergy
Kaldra Compleat
22%inclusion113 decks523 decks
18%synergy
Adaptive Omnitool
21%inclusion80 decks374 decks
20%synergy
Excalibur, Sword of Eden
20%inclusion97 decks480 decks
15%synergy
Argentum Armor
20%inclusion102 decks523 decks
16%synergy
Mask of Memory
19%inclusion100 decks523 decks
18%synergy
Leyline Axe
18%inclusion76 decks415 decks
15%synergy
Thran Power Suit
18%inclusion94 decks523 decks
16%synergy
Genji Glove
18%inclusion51 decks284 decks
16%synergy
Pip-Boy 3000
18%inclusion92 decks523 decks
17%synergy
Loxodon Warhammer
17%inclusion89 decks523 decks
15%synergy
Sword of Forge and Frontier
16%inclusion86 decks523 decks
15%synergy
Mithril Coat
16%inclusion85 decks523 decks
10%synergy
Lightning Greaves
16%inclusion85 decks523 decks
-8%synergy
Dowsing Dagger
16%inclusion83 decks523 decks
14%synergy
Assault Suit
15%inclusion78 decks523 decks
14%synergy
Sword of Vengeance
15%inclusion78 decks523 decks
13%synergy
Hexplate Wallbreaker
15%inclusion77 decks523 decks
13%synergy
Strength-Testing Hammer
13%inclusion69 decks523 decks
13%synergy
Bloodthirsty Blade
13%inclusion68 decks523 decks
12%synergy
Dragonfire Blade
13%inclusion42 decks325 decks
11%synergy
Bitterthorn, Nissa's Animus
12%inclusion64 decks523 decks
12%synergy
Commander's Plate
12%inclusion62 decks523 decks
10%synergy
Basilisk Collar
12%inclusion62 decks523 decks
7%synergy
Brotherhood Regalia
11%inclusion55 decks479 decks
9%synergy
Robe of Stars
11%inclusion57 decks523 decks
10%synergy
Sword of Wealth and Power
10%inclusion53 decks523 decks
9%synergy
Sword of Light and Shadow
10%inclusion51 decks523 decks
9%synergy
Two-Handed Axe
10%inclusion51 decks523 decks
9%synergy
Assimilation Aegis
10%inclusion50 decks523 decks
9%synergy
Sword of War and Peace
9.4%inclusion49 decks523 decks
6%synergy
Champion's Helm
9.4%inclusion49 decks523 decks
7%synergy
Aettir and Priwen
9.2%inclusion27 decks294 decks
7%synergy
Sword of Sinew and Steel
9.2%inclusion48 decks523 decks
9%synergy
Caduceus, Staff of Hermes
9.2%inclusion44 decks480 decks
7%synergy
Embercleave
9.0%inclusion47 decks523 decks
6%synergy
Batterskull
9.0%inclusion47 decks523 decks
8%synergy
Trailblazer's Boots
8.8%inclusion46 decks523 decks
7%synergy
Enchantments
Sigarda's Aid
38%inclusion197 decks523 decks
32%synergy
Mystic Remora
33%inclusion173 decks523 decks
21%synergy
Forge Anew
32%inclusion169 decks523 decks
28%synergy
Whirlwind of Thought
17%inclusion88 decks523 decks
-7%synergy
Underworld Breach
16%inclusion83 decks523 decks
10%synergy
Mantle of the Ancients
14%inclusion75 decks523 decks
13%synergy
Duelist's Heritage
11%inclusion55 decks523 decks
9%synergy
All That Glitters
10%inclusion52 decks523 decks
8%synergy
Shiny Impetus
10%inclusion51 decks523 decks
8%synergy
Blind Obedience
9.0%inclusion47 decks523 decks
7%synergy
Ghostly Prison
7.8%inclusion41 decks523 decks
-4%synergy
Darksteel Mutation
7.6%inclusion40 decks523 decks
5%synergy
Propaganda
7.6%inclusion40 decks523 decks
-4%synergy
Redemption Arc
7.6%inclusion40 decks523 decks
7%synergy
Trouble in Pairs
6.9%inclusion36 decks523 decks
4%synergy
Curse of Opulence
6.5%inclusion34 decks523 decks
3%synergy
Aggravated Assault
6.1%inclusion32 decks523 decks
4%synergy
Psychic Impetus
5.9%inclusion31 decks523 decks
6%synergy
Storm the Vault
5.7%inclusion30 decks523 decks
3%synergy
Imprisoned in the Moon
5.4%inclusion28 decks523 decks
3%synergy
Touch the Spirit Realm
5.4%inclusion28 decks523 decks
5%synergy
Blacksmith's Talent
5.3%inclusion25 decks468 decks
4%synergy
Mirrormade
5.2%inclusion27 decks523 decks
3%synergy
Planeswalkers
Lukka, Coppercoat Outcast
7.3%inclusion38 decks523 decks
7%synergy
Tezzeret, Cruel Captain
6.6%inclusion18 decks271 decks
1%synergy
Utility Lands
Urza's Saga
41%inclusion212 decks523 decks
32%synergy
Otawara, Soaring City
38%inclusion198 decks523 decks
25%synergy
Academy Ruins
23%inclusion122 decks523 decks
16%synergy
Rogue's Passage
21%inclusion112 decks523 decks
2%synergy
Reliquary Tower
16%inclusion85 decks523 decks
-18%synergy
Buried Ruin
15%inclusion81 decks523 decks
4%synergy
Axgard Armory
15%inclusion79 decks523 decks
13%synergy
Eiganjo, Seat of the Empire
15%inclusion78 decks523 decks
10%synergy
Inventors' Fair
14%inclusion74 decks523 decks
7%synergy
Seat of the Synod
11%inclusion60 decks523 decks
-2%synergy
Archway of Innovation
11%inclusion56 decks492 decks
6%synergy
Ancient Den
11%inclusion58 decks523 decks
-2%synergy
Great Furnace
11%inclusion55 decks523 decks
-2%synergy
Mistveil Plains
10%inclusion52 decks523 decks
9%synergy
Minamo, School at Water's Edge
8.0%inclusion42 decks523 decks
5%synergy
Sunhome, Fortress of the Legion
8.0%inclusion42 decks523 decks
6%synergy
Slayers' Stronghold
7.5%inclusion39 decks523 decks
5%synergy
Mistrise Village
7.3%inclusion24 decks331 decks
0%synergy
Arena of Glory
6.5%inclusion32 decks492 decks
3%synergy
Inkmoth Nexus
6.5%inclusion34 decks523 decks
6%synergy
Monumental Henge
5.5%inclusion27 decks495 decks
3%synergy
Mana Artifacts
Sol Ring
90%inclusion469 decks523 decks
0%synergy
Arcane Signet
81%inclusion425 decks523 decks
-7%synergy
Talisman of Creativity
48%inclusion252 decks523 decks
6%synergy
Talisman of Progress
46%inclusion243 decks523 decks
2%synergy
Talisman of Conviction
44%inclusion232 decks523 decks
1%synergy
Fellwar Stone
43%inclusion226 decks523 decks
12%synergy
Mox Opal
28%inclusion147 decks523 decks
23%synergy
Boros Signet
26%inclusion137 decks523 decks
-2%synergy
Azorius Signet
23%inclusion122 decks523 decks
-8%synergy
Lotus Petal
23%inclusion118 decks523 decks
16%synergy
Izzet Signet
21%inclusion109 decks523 decks
-11%synergy
Chrome Mox
20%inclusion106 decks523 decks
15%synergy
Mox Diamond
18%inclusion95 decks523 decks
15%synergy
Lion's Eye Diamond
14%inclusion72 decks523 decks
11%synergy
Mox Amber
12%inclusion64 decks523 decks
8%synergy
The Aetherspark
11%inclusion41 decks375 decks
9%synergy
Thought Vessel
9.2%inclusion48 decks523 decks
-14%synergy
Grim Monolith
8.4%inclusion44 decks523 decks
7%synergy
The Irencrag
7.8%inclusion41 decks523 decks
8%synergy
Mind Stone
7.6%inclusion40 decks523 decks
-5%synergy
Jeweled Lotus
6.7%inclusion35 decks523 decks
6%synergy
Mana Crypt
6.7%inclusion35 decks523 decks
6%synergy
Lands
Command Tower
92%inclusion480 decks523 decks
-1%synergy
Island
84%inclusion441 decks523 decks
-11%synergy
Plains
84%inclusion440 decks523 decks
-11%synergy
Mountain
81%inclusion423 decks523 decks
-13%synergy
Hallowed Fountain
66%inclusion344 decks523 decks
24%synergy
Exotic Orchard
64%inclusion335 decks523 decks
3%synergy
Steam Vents
63%inclusion332 decks523 decks
23%synergy
Sacred Foundry
63%inclusion329 decks523 decks
22%synergy
Arid Mesa
54%inclusion283 decks523 decks
27%synergy
Flooded Strand
54%inclusion283 decks523 decks
25%synergy
Scalding Tarn
52%inclusion273 decks523 decks
25%synergy
Training Center
51%inclusion267 decks523 decks
21%synergy
Sea of Clouds
49%inclusion258 decks523 decks
19%synergy
Spectator Seating
47%inclusion247 decks523 decks
18%synergy
Battlefield Forge
40%inclusion210 decks523 decks
-3%synergy
Raugrin Triome
39%inclusion205 decks523 decks
3%synergy
Spire of Industry
37%inclusion195 decks523 decks
24%synergy
Adarkar Wastes
37%inclusion193 decks523 decks
0%synergy
Shivan Reef
37%inclusion191 decks523 decks
-5%synergy
Clifftop Retreat
31%inclusion162 decks523 decks
-21%synergy
Glacial Fortress
29%inclusion154 decks523 decks
-25%synergy
City of Brass
29%inclusion150 decks523 decks
20%synergy
Sulfur Falls
28%inclusion149 decks523 decks
-24%synergy
Mana Confluence
28%inclusion148 decks523 decks
20%synergy
Plateau
28%inclusion146 decks523 decks
17%synergy
Tundra
28%inclusion145 decks523 decks
16%synergy
Windswept Heath
27%inclusion142 decks523 decks
21%synergy
Volcanic Island
27%inclusion141 decks523 decks
16%synergy
Mystic Monastery
26%inclusion137 decks523 decks
-33%synergy
Marsh Flats
26%inclusion136 decks523 decks
20%synergy
Misty Rainforest
26%inclusion135 decks523 decks
19%synergy
Bloodstained Mire
25%inclusion131 decks523 decks
19%synergy
Deserted Beach
24%inclusion127 decks523 decks
2%synergy
Polluted Delta
24%inclusion126 decks523 decks
17%synergy
Wooded Foothills
23%inclusion120 decks523 decks
17%synergy
Sundown Pass
21%inclusion111 decks523 decks
2%synergy
Prairie Stream
21%inclusion108 decks523 decks
-18%synergy
Legion Leadership
20%inclusion98 decks497 decks
13%synergy
Sink into Stupor
20%inclusion98 decks498 decks
10%synergy
Gemstone Caverns
19%inclusion101 decks523 decks
15%synergy
Stormcarved Coast
19%inclusion100 decks523 decks
-3%synergy
Witch Enchanter
19%inclusion93 decks498 decks
12%synergy
Rugged Prairie
16%inclusion85 decks523 decks
-7%synergy
Meticulous Archive
15%inclusion79 decks523 decks
6%synergy
Elegant Parlor
15%inclusion76 decks523 decks
6%synergy
Forbidden Orchard
13%inclusion70 decks523 decks
12%synergy
The Mycosynth Gardens
13%inclusion68 decks523 decks
7%synergy
Perilous Landscape
13%inclusion62 decks492 decks
-6%synergy
Thundering Falls
12%inclusion62 decks523 decks
3%synergy
Cascade Bluffs
12%inclusion61 decks523 decks
-13%synergy