Captain Howler, Sea Scourge
2.16% of 5275 decks
114 decks
Flubs, the Fool
0.67% of 12319 decks
83 decks
Zedruu the Greathearted
0.98% of 8296 decks
81 decks
Borborygmos Enraged
0.96% of 3018 decks
29 decks
Niv-Mizzet, Visionary
0.52% of 4572 decks
24 decks
Soul of Windgrace
0.81% of 2843 decks
23 decks
Lord Windgrace
0.23% of 9764 decks
22 decks
Kenrith, the Returned King
0.09% of 24019 decks
21 decks
Rielle, the Everwise
0.76% of 2355 decks
18 decks
Garth One-Eye
0.41% of 4388 decks
18 decks
Xantcha, Sleeper Agent
0.44% of 3653 decks
16 decks
Hazoret the Fervent
3.18% of 472 decks
15 decks
Inti, Seneschal of the Sun
1.63% of 922 decks
15 decks
Borborygmos and Fblthp
0.70% of 1865 decks
13 decks
Anje Falkenrath
0.26% of 4906 decks
13 decks
Karona, False God
0.31% of 3503 decks
11 decks
Asmoranomardicadaistinaculdacar
0.28% of 3909 decks
11 decks
Kynaios and Tiro of Meletis
0.11% of 8913 decks
10 decks
Esika, God of the Tree
0.05% of 19694 decks
10 decks
Yurlok of Scorch Thrash
0.12% of 7464 decks
9 decks
New Cards
Dragonback Assault
12% of 33 decks
+8% synergy
Glacial Dragonhunt
8% of 80 decks
+7% synergy
Will of the Sultai
6% of 54 decks
+4% synergy
Bloomvine Regent
5% of 58 decks
+3% synergy
Mistrise Village
3% of 93 decks
-3% synergy
High Synergy Cards
Monument to Endurance
32% of 319 decks
+30% synergy
Magmakin Artillerist
31% of 310 decks
+30% synergy
Song of Creation
33% of 217 decks
+30% synergy
Life from the Loam
33% of 397 decks
+29% synergy
Seismic Assault
28% of 932 decks
+28% synergy
Scrounging Skyray
28% of 213 decks
+27% synergy
Azusa, Lost but Seeking
34% of 397 decks
+27% synergy
Ramunap Excavator
33% of 397 decks
+26% synergy
Surly Badgersaur
27% of 932 decks
+26% synergy
Glint-Horn Buccaneer
27% of 932 decks
+25% synergy
Top Cards
Cultivate
32% of 397 decks
-13% synergy
Swords to Plowshares
29% of 285 decks
-33% synergy
The Gitrog Monster
28% of 173 decks
+23% synergy
Dryad of the Ilysian Grove
28% of 397 decks
+20% synergy
Faithless Looting
27% of 932 decks
+10% synergy
Exploration
27% of 397 decks
+19% synergy
Splendid Reclamation
27% of 397 decks
+23% synergy
Ghostly Pilferer
25% of 533 decks
+23% synergy
Lotus Cobra
25% of 397 decks
+18% synergy
Blasphemous Act
25% of 932 decks
-8% synergy
Game Changers
Crop Rotation
23% of 397 decks
+13% synergy
Demonic Tutor
22% of 299 decks
+1% synergy
Enlightened Tutor
19% of 285 decks
+2% synergy
Vampiric Tutor
12% of 299 decks
-5% synergy
Gamble
12% of 932 decks
+2% synergy
Worldly Tutor
9% of 397 decks
-4% synergy
Mystical Tutor
8% of 533 decks
-6% synergy
Field of the Dead
7% of 932 decks
+4% synergy
Underworld Breach
7% of 932 decks
+1% synergy
Ancient Tomb
6% of 932 decks
-4% synergy
Creatures
Marauding Mako
24% of 336 decks
+23% synergy
Oracle of Mul Daya
23% of 397 decks
+18% synergy
Tireless Provisioner
21% of 397 decks
+10% synergy
Six
20% of 277 decks
+14% synergy
Borborygmos Enraged
20% of 397 decks
+19% synergy
Mina and Denn, Wildborn
20% of 397 decks
+15% synergy
Brallin, Skyshark Rider
18% of 932 decks
+18% synergy
Aftermath Analyst
17% of 326 decks
+14% synergy
Bone Miser
17% of 299 decks
+15% synergy
Rielle, the Everwise
17% of 533 decks
+16% synergy
Ivora, Insatiable Heir
17% of 452 decks
+16% synergy
Scute Swarm
16% of 397 decks
+7% synergy
Tatyova, Benthic Druid
16% of 217 decks
+4% synergy
Baird, Steward of Argive
16% of 285 decks
+14% synergy
Scandalmonger
16% of 299 decks
+16% synergy
Titania, Protector of Argoth
16% of 397 decks
+13% synergy
Omnath, Locus of Rage
15% of 397 decks
+11% synergy
Wonder
15% of 533 decks
+12% synergy
Containment Construct
15% of 932 decks
+14% synergy
Birds of Paradise
15% of 397 decks
-12% synergy
Sylvan Safekeeper
15% of 397 decks
+12% synergy
Anger
14% of 932 decks
+9% synergy
Ignoble Hierarch
14% of 173 decks
-11% synergy
Marble Titan
14% of 285 decks
+14% synergy
Xantcha, Sleeper Agent
14% of 299 decks
+12% synergy
Wayward Swordtooth
14% of 397 decks
+11% synergy
Eternal Witness
14% of 397 decks
-5% synergy
Ancient Greenwarden
14% of 397 decks
+10% synergy
Archfiend of Ifnir
14% of 299 decks
+12% synergy
Inti, Seneschal of the Sun
14% of 821 decks
+12% synergy
Perplexing Chimera
14% of 533 decks
+13% synergy
Turntimber Sower
14% of 397 decks
+13% synergy
Avenger of Zendikar
14% of 397 decks
+5% synergy
Cephalid Inkshrouder
14% of 533 decks
+13% synergy
Orcish Lumberjack
13% of 397 decks
+12% synergy
Living Twister
13% of 397 decks
+12% synergy
Vedalken Plotter
13% of 533 decks
+13% synergy
Slogurk, the Overslime
13% of 217 decks
+12% synergy
Sakura-Tribe Elder
13% of 397 decks
-5% synergy
World Shaper
12% of 397 decks
+9% synergy
Humble Defector
12% of 932 decks
+10% synergy
Psychosis Crawler
12% of 932 decks
+9% synergy
Oona's Prowler
12% of 299 decks
+12% synergy
Mary Read and Anne Bonny
12% of 388 decks
+10% synergy
Big Game Hunter
11% of 299 decks
+10% synergy
Pramikon, Sky Rampart
11% of 213 decks
+9% synergy
Knight of the Reliquary
11% of 143 decks
+9% synergy
Groundskeeper
11% of 397 decks
+11% synergy
Titania, Voice of Gaea
11% of 397 decks
+10% synergy
Springbloom Druid
11% of 397 decks
+7% synergy
Instants
Frantic Search
25% of 533 decks
+12% synergy
Chaos Warp
24% of 932 decks
-8% synergy
Beast Within
23% of 397 decks
-14% synergy
Harrow
22% of 397 decks
+12% synergy
Counterspell
21% of 533 decks
-22% synergy
Assassin's Trophy
20% of 173 decks
-10% synergy
Path to Exile
19% of 285 decks
-28% synergy
Thrill of Possibility
16% of 932 decks
+6% synergy
Dark Ritual
15% of 299 decks
-7% synergy
Tolarian Winds
15% of 533 decks
+14% synergy
Izzet Charm
15% of 533 decks
+9% synergy
Prismari Command
13% of 533 decks
+8% synergy
Generous Gift
12% of 285 decks
-12% synergy
An Offer You Can't Refuse
12% of 533 decks
-10% synergy
Realms Uncharted
11% of 397 decks
+10% synergy
Lightning Storm
11% of 932 decks
+11% synergy
Demand Answers
11% of 783 decks
+5% synergy
Big Score
10% of 932 decks
+1% synergy
Abrupt Decay
10% of 173 decks
+0% synergy
Pair o' Dice Lost
10% of 397 decks
+10% synergy
Reins of Power
10% of 533 decks
+9% synergy
Unwind
10% of 533 decks
+7% synergy
Lightning Bolt
10% of 932 decks
-0% synergy
Cyclonic Rift
10% of 533 decks
-16% synergy
Constant Mists
10% of 397 decks
+9% synergy
Heroic Intervention
10% of 397 decks
-20% synergy
Shifting Borders
10% of 533 decks
+10% synergy
Negate
10% of 533 decks
-13% synergy
Dark Withering
10% of 299 decks
+9% synergy
Arcane Denial
10% of 533 decks
-11% synergy
Circular Logic
10% of 533 decks
+9% synergy
Rewind
10% of 533 decks
+7% synergy
Sink into Stupor
10% of 400 decks
+0% synergy
Roiling Regrowth
9% of 397 decks
+6% synergy
Growth Spiral
9% of 217 decks
-12% synergy
Terminate
9% of 299 decks
-11% synergy
Broadside Barrage
8% of 213 decks
+8% synergy
Rakdos Charm
8% of 299 decks
-6% synergy
Entish Restoration
8% of 380 decks
+2% synergy
Dovin's Veto
8% of 213 decks
-10% synergy
Refute
8% of 303 decks
+6% synergy
Untimely Malfunction
8% of 511 decks
+0% synergy
Fierce Guardianship
8% of 533 decks
-11% synergy
Deflecting Swat
7% of 932 decks
-9% synergy
Shadow of the Grave
7% of 299 decks
+7% synergy
Valakut Awakening
7% of 932 decks
+2% synergy
Swan Song
7% of 533 decks
-9% synergy
Unexpected Windfall
7% of 932 decks
+1% synergy
Bedevil
7% of 299 decks
-6% synergy
Rapid Hybridization
7% of 533 decks
-2% synergy
Sorceries
Rampant Growth
24% of 397 decks
-10% synergy
Farseek
23% of 397 decks
-11% synergy
Kodama's Reach
23% of 397 decks
-7% synergy
Approach of the Second Sun
23% of 285 decks
+19% synergy
Creeping Renaissance
21% of 397 decks
+20% synergy
Windfall
20% of 533 decks
+7% synergy
Nature's Lore
19% of 397 decks
-13% synergy
Three Visits
14% of 397 decks
-11% synergy
Nylea's Intervention
13% of 397 decks
+12% synergy
Scapeshift
13% of 397 decks
+10% synergy
Explore
13% of 397 decks
+3% synergy
Idyllic Tutor
12% of 285 decks
+7% synergy
Worldsoul's Rage
11% of 324 decks
+9% synergy
Summer Bloom
11% of 397 decks
+10% synergy
Bala Ged Recovery
11% of 397 decks
+3% synergy
Change of Fortune
10% of 932 decks
+10% synergy
Terminal Agony
10% of 299 decks
+9% synergy
Vandalblast
10% of 932 decks
-6% synergy
Regrowth
10% of 397 decks
+6% synergy
Cathartic Reunion
9% of 932 decks
+6% synergy
Feed the Swarm
9% of 299 decks
-8% synergy
Tempt with Discovery
9% of 397 decks
+5% synergy
Sylvan Scrying
9% of 397 decks
+6% synergy
Call to the Netherworld
9% of 299 decks
+8% synergy
Jeska's Will
9% of 932 decks
-8% synergy
Worm Harvest
8% of 173 decks
+7% synergy
Rites of Spring
8% of 397 decks
+8% synergy
Lórien Revealed
8% of 513 decks
+5% synergy
Wheel of Fortune
8% of 932 decks
+3% synergy
Cruel Entertainment
8% of 299 decks
+8% synergy
Praetor's Counsel
8% of 397 decks
+7% synergy
Careful Study
8% of 533 decks
+6% synergy
From Under the Floorboards
7% of 299 decks
+7% synergy
Role Reversal
7% of 533 decks
+6% synergy
Collective Voyage
7% of 397 decks
+6% synergy
Turbulent Dreams
7% of 533 decks
+7% synergy
Diabolic Tutor
7% of 299 decks
+1% synergy
Planar Birth
7% of 285 decks
+7% synergy
Hallowed Respite
7% of 213 decks
+6% synergy
Escape to the Wilds
7% of 397 decks
+3% synergy
Wheel of Misfortune
7% of 932 decks
+3% synergy
Bring to Light
6% of 217 decks
+5% synergy
Reanimate
6% of 299 decks
-10% synergy
Nahiri's Lithoforming
6% of 932 decks
+6% synergy
Sevinne's Reclamation
6% of 285 decks
-1% synergy
Seek the Horizon
6% of 397 decks
+6% synergy
Magmatic Insight
6% of 932 decks
+6% synergy
Fractured Identity
6% of 213 decks
+4% synergy
Damnation
6% of 299 decks
-1% synergy
Temporal Extortion
6% of 299 decks
+6% synergy
Utility Artifacts
Conduit of Worlds
22% of 397 decks
+16% synergy
Jeskai Banner
22% of 213 decks
+21% synergy
Crucible of Worlds
16% of 932 decks
+13% synergy
Key to the City
15% of 932 decks
+14% synergy
Swiftfoot Boots
14% of 932 decks
-13% synergy
Boosted Sloop
13% of 233 decks
+12% synergy
Boros Locket
13% of 285 decks
+12% synergy
Wayfarer's Bauble
12% of 932 decks
+3% synergy
Bag of Holding
12% of 932 decks
+11% synergy
Mind Stone
11% of 932 decks
-5% synergy
Brass's Tunnel-Grinder
11% of 821 decks
+9% synergy
Lightning Greaves
11% of 932 decks
-14% synergy
Currency Converter
10% of 932 decks
+10% synergy
Zuran Orb
10% of 932 decks
+9% synergy
Elixir of Immortality
10% of 932 decks
+9% synergy
Library of Leng
10% of 932 decks
+9% synergy
Cryptcaller Chariot
10% of 73 decks
+9% synergy
Neurok Stealthsuit
9% of 533 decks
+8% synergy
Ghirapur Orrery
8% of 932 decks
+8% synergy
Commander's Sphere
8% of 932 decks
-7% synergy
Howling Mine
7% of 932 decks
+5% synergy
Izzet Locket
6% of 533 decks
+5% synergy
Well of Knowledge
6% of 932 decks
+6% synergy
Matzalantli, the Great Door
6% of 821 decks
+5% synergy
Storm Cauldron
6% of 932 decks
+6% synergy
Archaeomancer's Map
6% of 285 decks
+3% synergy
Lotus Petal
6% of 932 decks
-1% synergy
Pendant of Prosperity
5% of 932 decks
+5% synergy
Enchantments
Abundance
23% of 397 decks
+21% synergy
Sphere of Safety
21% of 285 decks
+16% synergy
Oblivion Ring
20% of 285 decks
+19% synergy
Land Tax
19% of 285 decks
+12% synergy
Island Sanctuary
19% of 285 decks
+18% synergy
Banishing Light
18% of 285 decks
+16% synergy
Squandered Resources
17% of 173 decks
+16% synergy
Fight or Flight
17% of 285 decks
+17% synergy
Divine Presence
16% of 285 decks
+16% synergy
Stasis Snare
16% of 285 decks
+16% synergy
Nine Lives
16% of 285 decks
+16% synergy
Curse of Exhaustion
16% of 285 decks
+16% synergy
Cast Out
16% of 285 decks
+15% synergy
Conclave Tribunal
15% of 285 decks
+15% synergy
Kismet
15% of 285 decks
+15% synergy
Ayula's Influence
15% of 397 decks
+14% synergy
Quarantine Field
15% of 285 decks
+15% synergy
Endbringer's Revel
15% of 299 decks
+15% synergy
Teferi's Ageless Insight
15% of 533 decks
+10% synergy
Ghostly Prison
14% of 285 decks
+3% synergy
Walk-In Closet // Forgotten Cellar
14% of 196 decks
+11% synergy
Absolute Grace
14% of 285 decks
+14% synergy
Valakut Exploration
14% of 932 decks
+11% synergy
Sylvan Library
13% of 397 decks
+2% synergy
Leyline of the Guildpact
13% of 69 decks
-3% synergy
Deadly Designs
13% of 299 decks
+13% synergy
Light of Day
13% of 285 decks
+13% synergy
Case of the Locked Hothouse
13% of 325 decks
+10% synergy
Saproling Cluster
13% of 397 decks
+12% synergy
Rites of Flourishing
13% of 397 decks
+10% synergy
Sterling Grove
13% of 143 decks
+5% synergy
Wild Research
12% of 213 decks
+11% synergy
Tectonic Reformation
12% of 932 decks
+11% synergy
Hieromancer's Cage
12% of 285 decks
+12% synergy
Rhystic Study
11% of 533 decks
-15% synergy
Spectral Grasp
11% of 285 decks
+11% synergy
Propaganda
11% of 533 decks
-1% synergy
Lethal Vapors
11% of 299 decks
+11% synergy
Delusions of Mediocrity
11% of 533 decks
+11% synergy
Paradox Haze
11% of 533 decks
+9% synergy
Robe of Mirrors
11% of 533 decks
+11% synergy
Clout of the Dominus
11% of 533 decks
+10% synergy
Trade Routes
10% of 533 decks
+10% synergy
Molten Vortex
10% of 932 decks
+10% synergy
Smothering Tithe
10% of 285 decks
-14% synergy
Alexi's Cloak
10% of 533 decks
+10% synergy
Artist's Talent
10% of 590 decks
+8% synergy
Druid Class
10% of 397 decks
+7% synergy
Spelunking
10% of 348 decks
+6% synergy
Excavation
10% of 533 decks
+10% synergy
Battles
Invasion of Kaldheim
13% of 932 decks
+12% synergy
Planeswalkers
Wrenn and Seven
13% of 397 decks
+11% synergy
Wrenn and Six
12% of 397 decks
+10% synergy
Lord Windgrace
11% of 173 decks
+10% synergy
Kaito, Cunning Infiltrator
10% of 304 decks
+9% synergy
Nissa of Shadowed Boughs
9% of 173 decks
+7% synergy
Teferi, Master of Time
6% of 533 decks
+4% synergy
Wrenn and Realmbreaker
5% of 397 decks
+3% synergy
Utility Lands
Reliquary Tower
27% of 932 decks
-3% synergy
Boseiju, Who Endures
20% of 397 decks
+1% synergy
Lonely Sandbar
20% of 533 decks
+17% synergy
Forgotten Cave
20% of 932 decks
+15% synergy
Bojuka Bog
19% of 299 decks
-10% synergy
Otawara, Soaring City
16% of 533 decks
-0% synergy
Cephalid Coliseum
15% of 533 decks
+12% synergy
Tranquil Thicket
13% of 397 decks
+9% synergy
Geier Reach Sanitarium
13% of 932 decks
+9% synergy
Desolate Lighthouse
12% of 533 decks
+8% synergy
Hall of Heliod's Generosity
12% of 285 decks
+5% synergy
Dakmor Salvage
12% of 299 decks
+10% synergy
Barren Moor
11% of 299 decks
+8% synergy
Argoth, Sanctum of Nature
10% of 397 decks
+9% synergy
Rogue's Passage
10% of 932 decks
-10% synergy
Mystic Sanctuary
10% of 533 decks
-2% synergy
Cabal Coffers
10% of 299 decks
-1% synergy
Yavimaya, Cradle of Growth
9% of 932 decks
+0% synergy
Shifting Woodland
9% of 276 decks
+2% synergy
Remote Isle
9% of 533 decks
+8% synergy
Smoldering Crater
8% of 932 decks
+7% synergy
Sokenzan, Crucible of Defiance
8% of 932 decks
+4% synergy
Desert of the Fervent
8% of 932 decks
+6% synergy
Strip Mine
7% of 932 decks
+5% synergy
Desert of the True
7% of 285 decks
+6% synergy
Valakut, the Molten Pinnacle
7% of 932 decks
+5% synergy
Rix Maadi, Dungeon Palace
7% of 299 decks
+6% synergy
Takenuma, Abandoned Mire
7% of 299 decks
-3% synergy
Temple of the False God
7% of 932 decks
-3% synergy
Maze of Ith
7% of 932 decks
+4% synergy
Urborg, Tomb of Yawgmoth
7% of 932 decks
-3% synergy
Lotus Field
6% of 932 decks
+5% synergy
Desert of the Mindful
6% of 533 decks
+5% synergy
Desert of the Indomitable
6% of 397 decks
+5% synergy
Scavenger Grounds
5% of 932 decks
+2% synergy
Kessig Wolf Run
5% of 397 decks
-11% synergy
Shefet Dunes
5% of 285 decks
+4% synergy
Polluted Mire
5% of 299 decks
+4% synergy
Mana Artifacts
Sol Ring
63% of 932 decks
-21% synergy
Arcane Signet
51% of 932 decks
-22% synergy
Izzet Signet
36% of 533 decks
+8% synergy
Azorius Signet
34% of 213 decks
+9% synergy
Boros Signet
29% of 285 decks
+7% synergy
Talisman of Creativity
25% of 533 decks
-4% synergy
Rakdos Signet
18% of 299 decks
-11% synergy
Fellwar Stone
17% of 932 decks
-4% synergy
Talisman of Indulgence
14% of 299 decks
-13% synergy
Thought Vessel
14% of 932 decks
-3% synergy
Marble Diamond
12% of 285 decks
+8% synergy
Talisman of Conviction
11% of 285 decks
-13% synergy
Dimir Signet
11% of 128 decks
-18% synergy
Talisman of Dominance
10% of 128 decks
-22% synergy
Chromatic Lantern
8% of 932 decks
-1% synergy
Talisman of Progress
8% of 213 decks
-17% synergy
Fire Diamond
7% of 932 decks
+2% synergy
Gruul Signet
6% of 397 decks
-5% synergy
Decanter of Endless Water
6% of 932 decks
+1% synergy
Sky Diamond
6% of 533 decks
+1% synergy
Simic Signet
5% of 217 decks
-9% synergy
Lands
Command Tower
64% of 932 decks
-10% synergy
Mystic Monastery
43% of 213 decks
+15% synergy
Stomping Ground
36% of 397 decks
-4% synergy
Blood Crypt
35% of 299 decks
-3% synergy
Steam Vents
34% of 533 decks
-4% synergy
Sulfur Falls
34% of 533 decks
+1% synergy
Breeding Pool
33% of 217 decks
-8% synergy
Overgrown Tomb
32% of 173 decks
-9% synergy
Shivan Reef
32% of 533 decks
+5% synergy
Ketria Triome
32% of 217 decks
-0% synergy
Ziatora's Proving Ground
32% of 173 decks
+2% synergy
Izzet Boilerworks
32% of 533 decks
+16% synergy
Boros Garrison
30% of 285 decks
+16% synergy
Cinder Glade
30% of 397 decks
-9% synergy
Azorius Chancery
30% of 213 decks
+15% synergy
Watery Grave
28% of 128 decks
-12% synergy
Gruul Turf
27% of 397 decks
+12% synergy
Exotic Orchard
26% of 932 decks
-10% synergy
Training Center
26% of 533 decks
-1% synergy
Smoldering Marsh
24% of 299 decks
-9% synergy
Xander's Lounge
24% of 128 decks
-1% synergy
Dragonskull Summit
24% of 299 decks
-8% synergy
Jetmir's Garden
24% of 143 decks
-7% synergy
The World Tree
24% of 93 decks
-8% synergy
Temple Garden
23% of 143 decks
-16% synergy
Hallowed Fountain
23% of 213 decks
-17% synergy
Evolving Wilds
23% of 932 decks
+2% synergy
Stormcarved Coast
23% of 533 decks
+5% synergy
Frontier Bivouac
23% of 217 decks
-6% synergy
Riverpyre Verge
22% of 233 decks
+16% synergy
Sacred Foundry
21% of 285 decks
-14% synergy
Indatha Triome
21% of 94 decks
-9% synergy
Bountiful Landscape
21% of 160 decks
+11% synergy
Godless Shrine
21% of 104 decks
-19% synergy
Azorius Guildgate
21% of 213 decks
+17% synergy
Tranquil Cove
21% of 213 decks
+15% synergy
Terramorphic Expanse
21% of 932 decks
+5% synergy
Crumbling Necropolis
20% of 128 decks
-11% synergy
Spara's Headquarters
20% of 106 decks
-10% synergy
Luxury Suite
20% of 299 decks
-6% synergy
Raugrin Triome
19% of 213 decks
-6% synergy
Sejiri Refuge
19% of 213 decks
+17% synergy
Savai Triome
19% of 104 decks
-7% synergy
Zagoth Triome
19% of 96 decks
-11% synergy
Simic Growth Chamber
18% of 217 decks
-1% synergy
Savage Lands
18% of 173 decks
-5% synergy
Cascade Bluffs
18% of 533 decks
+5% synergy
Yavimaya Coast
18% of 217 decks
-10% synergy
Meandering River
17% of 213 decks
+16% synergy
Bayou
17% of 173 decks
+4% synergy