Urza, Prince of Kroog (Commander) - Upgraded

Levi Perry
Sep 25, 2025
What if Commander Had Sideboards?
Commander is casual, but what if there were a way to heighten the competitiveness? Levi examines the effect sideboards would have on EDH.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Echocasting Symposium
3.6%inclusion1 decks28 decks
2%synergy
High Synergy Cards
Training Grounds
60%inclusion109 decks181 decks
58%synergy
Ancient Den
72%inclusion130 decks181 decks
57%synergy
Foundry Inspector
71%inclusion128 decks181 decks
57%synergy
Seat of the Synod
72%inclusion131 decks181 decks
57%synergy
Thought Monitor
64%inclusion115 decks181 decks
56%synergy
Darksteel Citadel
64%inclusion116 decks181 decks
53%synergy
Etherium Sculptor
67%inclusion122 decks181 decks
53%synergy
Unwinding Clock
62%inclusion113 decks181 decks
52%synergy
Sai, Master Thopterist
57%inclusion103 decks181 decks
46%synergy
Losheel, Clockwork Scholar
51%inclusion92 decks181 decks
46%synergy
Top Cards
Swords to Plowshares
59%inclusion106 decks181 decks
-10%synergy
Solemn Simulacrum
56%inclusion102 decks181 decks
32%synergy
Padeem, Consul of Innovation
55%inclusion100 decks181 decks
45%synergy
Counterspell
53%inclusion96 decks181 decks
-1%synergy
Urza, Lord High Artificer
50%inclusion90 decks181 decks
43%synergy
Bronze Guardian
49%inclusion89 decks181 decks
44%synergy
Thopter Spy Network
49%inclusion88 decks181 decks
39%synergy
Ornithopter of Paradise
46%inclusion84 decks181 decks
35%synergy
Sculpting Steel
46%inclusion84 decks181 decks
41%synergy
Myr Battlesphere
46%inclusion84 decks181 decks
43%synergy
Game Changers
Enlightened Tutor
27%inclusion48 decks181 decks
9%synergy
Smothering Tithe
17%inclusion30 decks181 decks
-7%synergy
Teferi's Protection
17%inclusion30 decks181 decks
1%synergy
Cyclonic Rift
15%inclusion28 decks181 decks
-6%synergy
Rhystic Study
10%inclusion18 decks181 decks
-13%synergy
Fierce Guardianship
10%inclusion18 decks181 decks
-6%synergy
Farewell
9.4%inclusion17 decks181 decks
-8%synergy
The One Ring
6.1%inclusion11 decks181 decks
-2%synergy
Creatures
Phyrexian Metamorph
45%inclusion81 decks181 decks
35%synergy
Emry, Lurker of the Loch
44%inclusion80 decks181 decks
33%synergy
Illustrious Wanderglyph
44%inclusion79 decks181 decks
39%synergy
Master of Etherium
39%inclusion71 decks181 decks
33%synergy
Kappa Cannoneer
38%inclusion69 decks181 decks
30%synergy
Esper Sentinel
38%inclusion68 decks181 decks
16%synergy
Steel Overseer
36%inclusion66 decks181 decks
32%synergy
Urza, Lord Protector
32%inclusion58 decks181 decks
29%synergy
Shimmer Myr
30%inclusion55 decks181 decks
26%synergy
Meteor Golem
30%inclusion55 decks181 decks
27%synergy
Wurmcoil Engine
29%inclusion53 decks181 decks
28%synergy
Chief of the Foundry
29%inclusion52 decks181 decks
27%synergy
Liberator, Urza's Battlethopter
28%inclusion51 decks181 decks
25%synergy
Research Thief
28%inclusion51 decks181 decks
24%synergy
Cyberdrive Awakener
27%inclusion49 decks181 decks
18%synergy
Forensic Gadgeteer
27%inclusion48 decks181 decks
23%synergy
Threefold Thunderhulk
25%inclusion46 decks181 decks
24%synergy
Mendicant Core, Guidelight
25%inclusion44 decks175 decks
22%synergy
Silver Myr
24%inclusion43 decks181 decks
15%synergy
Jhoira's Familiar
24%inclusion43 decks181 decks
20%synergy
Riptide Gearhulk
23%inclusion41 decks175 decks
15%synergy
Oltec Matterweaver
23%inclusion41 decks181 decks
21%synergy
Sharding Sphinx
23%inclusion41 decks181 decks
21%synergy
Vedalken Archmage
23%inclusion41 decks181 decks
20%synergy
Karn, Legacy Reforged
23%inclusion41 decks181 decks
21%synergy
Palladium Myr
23%inclusion41 decks181 decks
20%synergy
Trophy Mage
22%inclusion39 decks181 decks
20%synergy
Drafna, Founder of Lat-Nam
22%inclusion39 decks181 decks
20%synergy
Gold Myr
21%inclusion38 decks181 decks
13%synergy
Gold-Forged Thopteryx
21%inclusion38 decks181 decks
11%synergy
Angel of the Ruins
20%inclusion37 decks181 decks
17%synergy
Voyager Quickwelder
18%inclusion32 decks175 decks
10%synergy
Digsite Engineer
17%inclusion31 decks181 decks
15%synergy
Mondrak, Glory Dominus
17%inclusion31 decks181 decks
14%synergy
Scrap Trawler
17%inclusion30 decks181 decks
14%synergy
Master Transmuter
17%inclusion30 decks181 decks
14%synergy
Unctus, Grand Metatect
16%inclusion29 decks181 decks
14%synergy
The Reality Chip
15%inclusion28 decks181 decks
10%synergy
Myr Retriever
14%inclusion26 decks181 decks
12%synergy
Platoon Dispenser
14%inclusion25 decks181 decks
13%synergy
Ornithopter
14%inclusion25 decks181 decks
11%synergy
Stridehangar Automaton
14%inclusion24 decks175 decks
11%synergy
Cybermen Squadron
13%inclusion24 decks181 decks
12%synergy
Cyberman Patrol
12%inclusion21 decks181 decks
10%synergy
Ojer Taq, Deepest Foundation
11%inclusion20 decks181 decks
9%synergy
Hulking Metamorph
11%inclusion20 decks181 decks
10%synergy
Oswald Fiddlebender
10%inclusion19 decks181 decks
9%synergy
Scrawling Crawler
10%inclusion18 decks179 decks
5%synergy
Trinket Mage
10%inclusion18 decks181 decks
7%synergy
Ethersworn Canonist
10%inclusion18 decks181 decks
7%synergy
Instants
Dispatch
43%inclusion78 decks181 decks
31%synergy
Path to Exile
42%inclusion76 decks181 decks
-11%synergy
Dovin's Veto
28%inclusion51 decks181 decks
-10%synergy
Whir of Invention
28%inclusion50 decks181 decks
22%synergy
Generous Gift
27%inclusion49 decks181 decks
-4%synergy
Negate
26%inclusion47 decks181 decks
-2%synergy
Arcane Denial
23%inclusion41 decks181 decks
-3%synergy
An Offer You Can't Refuse
22%inclusion40 decks181 decks
-4%synergy
Desynchronization
20%inclusion36 decks180 decks
16%synergy
Mana Drain
18%inclusion32 decks181 decks
2%synergy
Scour for Scrap
18%inclusion19 decks108 decks
14%synergy
Stroke of Midnight
14%inclusion25 decks181 decks
-2%synergy
Thirst for Knowledge
14%inclusion25 decks181 decks
12%synergy
Three Steps Ahead
11%inclusion20 decks181 decks
7%synergy
Sink into Stupor
10%inclusion18 decks181 decks
-3%synergy
Stern Lesson
8.8%inclusion16 decks181 decks
8%synergy
Disenchant
8.8%inclusion16 decks181 decks
1%synergy
Urza's Command
8.8%inclusion16 decks181 decks
8%synergy
Access Denied
8.3%inclusion15 decks181 decks
6%synergy
Dawn's Truce
7.8%inclusion14 decks180 decks
0%synergy
Brainstorm
7.7%inclusion14 decks181 decks
-10%synergy
Swan Song
7.2%inclusion13 decks181 decks
-11%synergy
Masterful Replication
7.2%inclusion13 decks181 decks
6%synergy
Aetherize
6.6%inclusion12 decks181 decks
-4%synergy
Pongify
6.1%inclusion11 decks181 decks
-2%synergy
Reality Shift
6.1%inclusion11 decks181 decks
-2%synergy
Loran's Escape
5.5%inclusion10 decks181 decks
3%synergy
Flawless Maneuver
5.5%inclusion10 decks181 decks
-1%synergy
Dramatic Reversal
5.5%inclusion10 decks181 decks
-2%synergy
Mirrorform
5.3%inclusion3 decks57 decks
3%synergy
Sorceries
Organic Extinction
44%inclusion80 decks181 decks
36%synergy
Fabricate
43%inclusion77 decks181 decks
32%synergy
Thoughtcast
40%inclusion72 decks181 decks
31%synergy
Voyage Home
26%inclusion46 decks175 decks
19%synergy
March of Progress
23%inclusion42 decks181 decks
21%synergy
Dance of the Manse
17%inclusion31 decks181 decks
11%synergy
Supreme Verdict
14%inclusion25 decks181 decks
-14%synergy
One with the Machine
13%inclusion23 decks181 decks
11%synergy
Brilliant Restoration
12%inclusion22 decks181 decks
8%synergy
Reshape
12%inclusion21 decks181 decks
10%synergy
Season of Weaving
11%inclusion20 decks180 decks
10%synergy
Sevinne's Reclamation
8.3%inclusion15 decks181 decks
2%synergy
Austere Command
7.7%inclusion14 decks181 decks
-6%synergy
Forging the Anchor
7.2%inclusion13 decks181 decks
7%synergy
Universal Surveillance
7.2%inclusion13 decks181 decks
6%synergy
Time Wipe
6.1%inclusion11 decks181 decks
-7%synergy
Rite of Replication
6.1%inclusion11 decks181 decks
5%synergy
Repair and Recharge
5.5%inclusion10 decks181 decks
5%synergy
Utility Artifacts
Simulacrum Synthesizer
37%inclusion67 decks181 decks
32%synergy
Heartstone
36%inclusion66 decks181 decks
36%synergy
Mystic Forge
31%inclusion57 decks181 decks
26%synergy
Thousand Moons Smithy
30%inclusion55 decks181 decks
25%synergy
Cloud Key
28%inclusion50 decks181 decks
23%synergy
Darksteel Forge
27%inclusion48 decks181 decks
24%synergy
Lightning Greaves
27%inclusion48 decks181 decks
7%synergy
Swiftfoot Boots
26%inclusion47 decks181 decks
0%synergy
Uthros Research Craft
21%inclusion23 decks109 decks
17%synergy
Salvation Engine
21%inclusion36 decks175 decks
14%synergy
Forsaken Monument
20%inclusion37 decks181 decks
19%synergy
Worldwalker Helm
20%inclusion37 decks181 decks
19%synergy
Portal to Phyrexia
18%inclusion33 decks181 decks
16%synergy
Illusionist's Bracers
15%inclusion27 decks181 decks
14%synergy
Encroaching Mycosynth
14%inclusion26 decks181 decks
13%synergy
Spine of Ish Sah
14%inclusion25 decks181 decks
13%synergy
Sensei's Divining Top
14%inclusion25 decks181 decks
7%synergy
Rings of Brighthearth
14%inclusion25 decks181 decks
13%synergy
Ichor Wellspring
13%inclusion24 decks181 decks
11%synergy
Moonsilver Key
13%inclusion24 decks181 decks
11%synergy
Wayfarer's Bauble
12%inclusion22 decks181 decks
2%synergy
Krark-Clan Ironworks
12%inclusion21 decks181 decks
11%synergy
The Enigma Jewel
12%inclusion21 decks181 decks
11%synergy
Ashnod's Altar
11%inclusion20 decks181 decks
9%synergy
Thopter Shop
11%inclusion20 decks181 decks
11%synergy
Mirrorworks
11%inclusion20 decks181 decks
10%synergy
Manifold Key
10%inclusion19 decks181 decks
4%synergy
Thousand-Year Elixir
9.4%inclusion17 decks181 decks
7%synergy
Mirage Mirror
9.4%inclusion17 decks181 decks
7%synergy
Repurposing Bay
9.1%inclusion16 decks175 decks
6%synergy
Assimilation Aegis
8.3%inclusion15 decks181 decks
7%synergy
Idol of Oblivion
8.3%inclusion15 decks181 decks
6%synergy
Shorikai, Genesis Engine
8.3%inclusion15 decks181 decks
4%synergy
Cryogen Relic
8.3%inclusion9 decks109 decks
3%synergy
Soul-Guide Lantern
7.7%inclusion14 decks181 decks
5%synergy
Clock of Omens
7.7%inclusion14 decks181 decks
7%synergy
Unstable Glyphbridge
7.7%inclusion14 decks181 decks
7%synergy
Nettlecyst
6.6%inclusion12 decks181 decks
4%synergy
Lithoform Engine
6.6%inclusion12 decks181 decks
5%synergy
Mycosynth Lattice
6.6%inclusion12 decks181 decks
6%synergy
Tamiyo's Logbook
6.6%inclusion12 decks181 decks
6%synergy
Semblance Anvil
6.1%inclusion11 decks181 decks
5%synergy
Archaeomancer's Map
6.1%inclusion11 decks181 decks
-1%synergy
Isochron Scepter
6.1%inclusion11 decks181 decks
0%synergy
Perilous Snare
5.7%inclusion10 decks175 decks
4%synergy
Mishra's Bauble
5.5%inclusion10 decks181 decks
4%synergy
Liquimetal Coating
5.5%inclusion10 decks181 decks
5%synergy
Imposter Mech
5.5%inclusion10 decks181 decks
-2%synergy
Akroma's Memorial
5.5%inclusion10 decks181 decks
4%synergy
Enchantments
Mechanized Production
40%inclusion72 decks181 decks
34%synergy
Tempered Steel
30%inclusion54 decks181 decks
28%synergy
Efficient Construction
22%inclusion40 decks181 decks
18%synergy
Anointed Procession
19%inclusion35 decks181 decks
15%synergy
Artificer Class
19%inclusion34 decks181 decks
16%synergy
Mirrormade
13%inclusion24 decks181 decks
10%synergy
Mirrodin Besieged
12%inclusion22 decks181 decks
9%synergy
Unstoppable Plan
11%inclusion20 decks175 decks
6%synergy
Mystic Remora
10%inclusion18 decks181 decks
-6%synergy
Moonlit Meditation
7.3%inclusion8 decks109 decks
5%synergy
Caretaker's Talent
6.7%inclusion12 decks180 decks
3%synergy
Propaganda
6.1%inclusion11 decks181 decks
-20%synergy
Extravagant Replication
5.5%inclusion10 decks181 decks
4%synergy
Planeswalkers
Tezzeret the Seeker
15%inclusion28 decks181 decks
11%synergy
Tezzeret, Artifice Master
12%inclusion22 decks181 decks
11%synergy
Tezzeret, Cruel Captain
10%inclusion11 decks112 decks
7%synergy
Karn, Scion of Urza
8.8%inclusion16 decks181 decks
8%synergy
Karn, Living Legacy
8.3%inclusion15 decks181 decks
8%synergy
Ugin, Eye of the Storms
7.3%inclusion11 decks151 decks
6%synergy
Tezzeret, Betrayer of Flesh
7.2%inclusion13 decks181 decks
4%synergy
Ugin, the Ineffable
6.6%inclusion12 decks181 decks
6%synergy
Karn, the Great Creator
6.1%inclusion11 decks181 decks
5%synergy
Utility Lands
Buried Ruin
40%inclusion73 decks181 decks
33%synergy
Inventors' Fair
40%inclusion73 decks181 decks
32%synergy
Academy Ruins
39%inclusion71 decks181 decks
27%synergy
Archway of Innovation
36%inclusion65 decks181 decks
29%synergy
Reliquary Tower
36%inclusion65 decks181 decks
-13%synergy
Urza's Mine
33%inclusion60 decks181 decks
31%synergy
Urza's Tower
33%inclusion59 decks181 decks
31%synergy
Urza's Power Plant
33%inclusion59 decks181 decks
31%synergy
Urza's Saga
32%inclusion58 decks181 decks
21%synergy
Uthros, Titanic Godcore
31%inclusion34 decks109 decks
26%synergy
Urza's Workshop
20%inclusion36 decks181 decks
19%synergy
Otawara, Soaring City
17%inclusion31 decks181 decks
-2%synergy
Monumental Henge
17%inclusion31 decks181 decks
14%synergy
Adagia, Windswept Bastion
14%inclusion15 decks109 decks
10%synergy
Urza's Factory
13%inclusion23 decks181 decks
12%synergy
Treasure Vault
12%inclusion21 decks181 decks
9%synergy
Fomori Vault
11%inclusion20 decks181 decks
9%synergy
Temple of the False God
9.4%inclusion17 decks181 decks
2%synergy
Mystic Sanctuary
8.8%inclusion16 decks181 decks
-9%synergy
Ishgard, the Holy See
8.5%inclusion11 decks130 decks
5%synergy
Tomb of the Spirit Dragon
8.3%inclusion15 decks181 decks
8%synergy
Eiganjo, Seat of the Empire
8.3%inclusion15 decks181 decks
-2%synergy
Mishra's Factory
6.6%inclusion12 decks181 decks
6%synergy
Mishra's Foundry
6.1%inclusion11 decks181 decks
6%synergy
Scavenger Grounds
5.5%inclusion10 decks181 decks
1%synergy
Mana Artifacts
Sol Ring
90%inclusion163 decks181 decks
4%synergy
Arcane Signet
81%inclusion147 decks181 decks
-2%synergy
Azorius Signet
49%inclusion89 decks181 decks
-8%synergy
Talisman of Progress
49%inclusion88 decks181 decks
-2%synergy
Thran Dynamo
49%inclusion88 decks181 decks
41%synergy
Liquimetal Torque
46%inclusion84 decks181 decks
43%synergy
Mind Stone
41%inclusion74 decks181 decks
15%synergy
Thought Vessel
35%inclusion63 decks181 decks
-7%synergy
The Mightstone and Weakstone
34%inclusion62 decks181 decks
30%synergy
Powerstone Shard
32%inclusion58 decks181 decks
32%synergy
Gilded Lotus
27%inclusion49 decks181 decks
22%synergy
Fellwar Stone
20%inclusion36 decks181 decks
-9%synergy
Hedron Archive
17%inclusion31 decks181 decks
14%synergy
Commander's Sphere
15%inclusion27 decks181 decks
0%synergy
Intelligence Bobblehead
14%inclusion26 decks181 decks
14%synergy
Luck Bobblehead
14%inclusion26 decks181 decks
14%synergy
Machine God's Effigy
13%inclusion24 decks181 decks
12%synergy
Worn Powerstone
13%inclusion24 decks181 decks
11%synergy
Perception Bobblehead
13%inclusion24 decks181 decks
13%synergy
Endurance Bobblehead
13%inclusion23 decks181 decks
12%synergy
Agility Bobblehead
13%inclusion23 decks181 decks
12%synergy
Crystal Skull, Isu Spyglass
12%inclusion22 decks180 decks
9%synergy
Basalt Monolith
12%inclusion22 decks181 decks
8%synergy
Strength Bobblehead
12%inclusion21 decks181 decks
11%synergy
Charisma Bobblehead
12%inclusion21 decks181 decks
11%synergy
Midnight Clock
10%inclusion19 decks181 decks
3%synergy
Everflowing Chalice
10%inclusion18 decks181 decks
6%synergy
Mox Opal
9.4%inclusion17 decks181 decks
3%synergy
Blinkmoth Urn
8.8%inclusion16 decks181 decks
8%synergy
Skyclave Relic
8.8%inclusion16 decks181 decks
8%synergy
Coveted Jewel
8.8%inclusion16 decks181 decks
6%synergy
Dreamstone Hedron
8.3%inclusion15 decks181 decks
8%synergy
Fabrication Foundry
7.7%inclusion14 decks181 decks
7%synergy
The Eternity Elevator
7.3%inclusion8 decks109 decks
6%synergy
Darksteel Ingot
6.1%inclusion11 decks181 decks
5%synergy
Lands
Island
98%inclusion178 decks181 decks
3%synergy
Plains
98%inclusion177 decks181 decks
2%synergy
Command Tower
88%inclusion159 decks181 decks
2%synergy
Razortide Bridge
69%inclusion125 decks181 decks
55%synergy
Prairie Stream
59%inclusion107 decks181 decks
-7%synergy
Glacial Fortress
56%inclusion101 decks181 decks
-7%synergy
Hallowed Fountain
52%inclusion95 decks181 decks
5%synergy
Sea of Clouds
44%inclusion79 decks181 decks
4%synergy
Adarkar Wastes
38%inclusion69 decks181 decks
-6%synergy
Deserted Beach
38%inclusion68 decks181 decks
-2%synergy
Skycloud Expanse
34%inclusion62 decks181 decks
-1%synergy
Temple of Enlightenment
31%inclusion57 decks181 decks
-6%synergy
Flooded Strand
30%inclusion55 decks181 decks
-2%synergy
Spire of Industry
30%inclusion54 decks181 decks
22%synergy
Port Town
28%inclusion51 decks181 decks
-19%synergy
The Mycosynth Gardens
26%inclusion47 decks181 decks
23%synergy
Azorius Chancery
26%inclusion47 decks181 decks
-10%synergy
Floodfarm Verge
23%inclusion41 decks179 decks
-4%synergy
Irrigated Farmland
23%inclusion41 decks181 decks
2%synergy
Hengegate Pathway
22%inclusion39 decks181 decks
1%synergy
Mystic Gate
21%inclusion38 decks181 decks
-3%synergy
Urza's Cave
18%inclusion33 decks181 decks
16%synergy
Exotic Orchard
18%inclusion32 decks181 decks
-10%synergy
Meticulous Archive
18%inclusion32 decks181 decks
-1%synergy
Nimbus Maze
17%inclusion31 decks181 decks
-5%synergy
Evolving Wilds
17%inclusion30 decks181 decks
1%synergy
Power Depot
14%inclusion25 decks181 decks
12%synergy
Seachrome Coast
13%inclusion23 decks181 decks
-3%synergy
Myriad Landscape
12%inclusion21 decks181 decks
-4%synergy
Tranquil Cove
11%inclusion20 decks181 decks
-8%synergy
Hall of Tagsin
11%inclusion20 decks181 decks
11%synergy
Terramorphic Expanse
10%inclusion18 decks181 decks
-1%synergy
Sink into Stupor
10%inclusion18 decks181 decks
-3%synergy
Fabled Passage
9.4%inclusion17 decks181 decks
1%synergy
Idyllic Beachfront
8.8%inclusion16 decks181 decks
1%synergy
Path of Ancestry
8.3%inclusion15 decks181 decks
-6%synergy
Tundra
7.7%inclusion14 decks181 decks
-5%synergy
Glacial Floodplain
6.1%inclusion11 decks181 decks
-2%synergy
Demolition Field
6.1%inclusion11 decks181 decks
3%synergy
Planar Nexus
5.5%inclusion10 decks181 decks
5%synergy
Fortified Beachhead
5.5%inclusion10 decks181 decks
4%synergy
Ash Barrens
5.5%inclusion10 decks181 decks
3%synergy
Azorius Guildgate
5.5%inclusion10 decks181 decks
-1%synergy