Sharuum the Hegemon
Phantasmal Image

   Prerequisites

What do I need to start this combo?
Sharuum the Hegemon on the battlefield.
Phantasmal Image in hand.
1 available

   Steps

How does this combo work?
1
Cast Phantasmal Image by paying 1.
2
Phantasmal Image enters as a copy of Sharuum.
3
Put Sharuum into the graveyard due to the legend rule.
4
Phantasmal Image triggers, returning Sharuum from your graveyard to the battlefield.
5
Put Sharuum into the graveyard due to the legend rule.
6
Sharuum enters the battlefield triggers, returning itself from your graveyard to the battlefield.
7
Repeat from step 5.

   Results

What do I get from this combo?
Infinite ETB
Infinite LTB
Sharuum the Hegemon
5.5%inclusion150 decks2.75K decks
Hashaton, Scarab's Fist
0.2%inclusion42 decks18.9K decks
Breya, Etherium Shaper
0.1%inclusion12 decks18.7K decks
Sefris of the Hidden Ways
0.1%inclusion11 decks10.2K decks
Tivit, Seller of Secrets
0.0%inclusion6 decks12.4K decks
Oloro, Ageless Ascetic
0.0%inclusion5 decks17.4K decks
Urza, Chief Artificer
0.0%inclusion4 decks15.9K decks
Sen Triplets
0.1%inclusion4 decks6.62K decks
Alela, Artful Provocateur
0.0%inclusion3 decks14.4K decks
Bane, Lord of Darkness
0.1%inclusion3 decks2.29K decks
Bjorna, Nightfall Alchemist // Wernog, Rider's Chaplain
0.1%inclusion2 decks3.60K decks
Sidar Jabari of Zhalfir
0.0%inclusion2 decks16.5K decks
Jodah, Archmage Eternal
0.0%inclusion2 decks8.46K decks
Kyodai, Soul of Kamigawa
0.0%inclusion1 decks2.34K decks
Zur the Enchanter
0.0%inclusion1 decks13.7K decks
Saruman of Many Colors
0.0%inclusion1 decks4.59K decks
Kenrith, the Returned King
0.0%inclusion1 decks27.3K decks
Aminatou, the Fateshifter
0.0%inclusion1 decks6.57K decks
New Cards
Wan Shi Tong, Librarian
16%inclusion4 decks25 decks
12%synergy
Mai, Scornful Striker
5.3%inclusion1 decks19 decks
4%synergy
Emptiness
2.4%inclusion1 decks42 decks
2%synergy
High Synergy Cards
Phyrexian Metamorph
81%inclusion211 decks262 decks
73%synergy
Sculpting Steel
51%inclusion134 decks262 decks
49%synergy
Disciple of the Vault
44%inclusion114 decks262 decks
42%synergy
Esper Sentinel
50%inclusion131 decks262 decks
31%synergy
Entomb
36%inclusion95 decks262 decks
29%synergy
Clever Impersonator
31%inclusion81 decks262 decks
29%synergy
Mystic Remora
44%inclusion115 decks262 decks
27%synergy
Altar of the Brood
28%inclusion73 decks262 decks
27%synergy
Vault of Whispers
28%inclusion73 decks262 decks
23%synergy
Silence
28%inclusion73 decks262 decks
22%synergy
Top Cards
Swords to Plowshares
58%inclusion152 decks262 decks
-4%synergy
Cyclonic Rift
40%inclusion104 decks262 decks
16%synergy
Swan Song
38%inclusion100 decks262 decks
21%synergy
Dark Ritual
35%inclusion93 decks262 decks
11%synergy
An Offer You Can't Refuse
34%inclusion90 decks262 decks
10%synergy
Path to Exile
33%inclusion87 decks262 decks
-14%synergy
Baleful Strix
30%inclusion79 decks262 decks
17%synergy
Mana Drain
29%inclusion77 decks262 decks
15%synergy
Counterspell
29%inclusion76 decks262 decks
-13%synergy
Grand Abolisher
29%inclusion75 decks262 decks
19%synergy
Game Changers
Demonic Tutor
48%inclusion127 decks262 decks
29%synergy
Rhystic Study
48%inclusion125 decks262 decks
23%synergy
Vampiric Tutor
40%inclusion106 decks262 decks
25%synergy
Enlightened Tutor
40%inclusion105 decks262 decks
24%synergy
Smothering Tithe
40%inclusion104 decks262 decks
18%synergy
Ancient Tomb
37%inclusion97 decks262 decks
27%synergy
The One Ring
32%inclusion84 decks262 decks
23%synergy
Mana Vault
32%inclusion83 decks262 decks
26%synergy
Force of Will
32%inclusion83 decks262 decks
21%synergy
Chrome Mox
31%inclusion80 decks262 decks
25%synergy
Creatures
Altered Ego
33%inclusion3 decks9 decks
32%synergy
Progenitor Mimic
33%inclusion3 decks9 decks
32%synergy
Birds of Paradise
33%inclusion3 decks9 decks
6%synergy
Blood Artist
28%inclusion73 decks262 decks
16%synergy
Zulaport Cutthroat
27%inclusion71 decks262 decks
18%synergy
Etherium Sculptor
27%inclusion70 decks262 decks
21%synergy
Lotho, Corrupt Shirriff
27%inclusion70 decks262 decks
14%synergy
Marionette Apprentice
26%inclusion56 decks219 decks
21%synergy
Goblin Engineer
24%inclusion5 decks21 decks
21%synergy
Solemn Simulacrum
23%inclusion59 decks262 decks
10%synergy
Displacer Kitten
21%inclusion55 decks262 decks
16%synergy
Flesh Duplicate
21%inclusion54 decks262 decks
19%synergy
Elas il-Kor, Sadistic Pilgrim
21%inclusion54 decks262 decks
11%synergy
Thassa's Oracle
20%inclusion53 decks262 decks
14%synergy
Orcish Bowmasters
20%inclusion53 decks262 decks
11%synergy
Glasspool Mimic
19%inclusion51 decks262 decks
17%synergy
Dack's Duplicate
19%inclusion4 decks21 decks
19%synergy
Reckless Fireweaver
19%inclusion4 decks21 decks
15%synergy
Clone
18%inclusion48 decks262 decks
17%synergy
Emry, Lurker of the Loch
18%inclusion48 decks262 decks
14%synergy
Voice of Victory
18%inclusion23 decks128 decks
11%synergy
Cruel Celebrant
17%inclusion45 decks262 decks
10%synergy
Psychomancer
16%inclusion43 decks262 decks
16%synergy
Stunt Double
16%inclusion42 decks262 decks
15%synergy
Ledger Shredder
16%inclusion42 decks262 decks
13%synergy
Vizier of Many Faces
16%inclusion41 decks262 decks
15%synergy
Ranger-Captain of Eos
15%inclusion40 decks262 decks
11%synergy
Psychic Frog
15%inclusion36 decks241 decks
12%synergy
Urza, Lord High Artificer
15%inclusion39 decks262 decks
12%synergy
Drannith Magistrate
15%inclusion38 decks262 decks
10%synergy
Corpse Knight
15%inclusion38 decks262 decks
9%synergy
Sun Titan
15%inclusion38 decks262 decks
6%synergy
Goblin Welder
14%inclusion3 decks21 decks
12%synergy
Jhoira, Weatherlight Captain
14%inclusion3 decks21 decks
8%synergy
Foundry Inspector
14%inclusion37 decks262 decks
10%synergy
Evil Twin
14%inclusion36 decks262 decks
13%synergy
Ghostly Pilferer
14%inclusion36 decks262 decks
11%synergy
Master Transmuter
13%inclusion35 decks262 decks
12%synergy
Magister Sphinx
13%inclusion34 decks262 decks
12%synergy
Consecrated Sphinx
13%inclusion34 decks262 decks
9%synergy
Thought Monitor
13%inclusion33 decks262 decks
9%synergy
Pollywog Prodigy
12%inclusion25 decks204 decks
9%synergy
Mirror Image
12%inclusion32 decks262 decks
12%synergy
Angel of the Ruins
12%inclusion32 decks262 decks
9%synergy
Hullbreaker Horror
12%inclusion32 decks262 decks
4%synergy
Witch Enchanter
12%inclusion26 decks219 decks
5%synergy
Trinket Mage
12%inclusion31 decks262 decks
10%synergy
Archivist of Oghma
12%inclusion31 decks262 decks
7%synergy
Opposition Agent
12%inclusion31 decks262 decks
6%synergy
Spark Double
12%inclusion31 decks262 decks
5%synergy
Instants
Pact of Negation
27%inclusion72 decks262 decks
21%synergy
Force of Negation
25%inclusion66 decks262 decks
17%synergy
Frantic Search
25%inclusion66 decks262 decks
11%synergy
Mystical Tutor
25%inclusion65 decks262 decks
12%synergy
Fierce Guardianship
24%inclusion63 decks262 decks
6%synergy
Muddle the Mixture
21%inclusion55 decks262 decks
16%synergy
Flusterstorm
21%inclusion55 decks262 decks
14%synergy
Tainted Pact
21%inclusion54 decks262 decks
17%synergy
Dovin's Veto
20%inclusion53 decks262 decks
2%synergy
Arcane Denial
20%inclusion53 decks262 decks
0%synergy
Sink into Stupor
19%inclusion42 decks219 decks
9%synergy
Whir of Invention
19%inclusion49 decks262 decks
16%synergy
Demonic Consultation
18%inclusion48 decks262 decks
15%synergy
Mental Misstep
18%inclusion47 decks262 decks
12%synergy
Mindbreak Trap
17%inclusion45 decks262 decks
12%synergy
Negate
17%inclusion45 decks262 decks
-4%synergy
Brainstorm
16%inclusion43 decks262 decks
-2%synergy
Thirst for Knowledge
16%inclusion41 decks262 decks
14%synergy
Intuition
13%inclusion33 decks262 decks
11%synergy
Into the Flood Maw
12%inclusion25 decks204 decks
9%synergy
Anguished Unmaking
12%inclusion32 decks262 decks
-12%synergy
Deadly Rollick
11%inclusion30 decks262 decks
-2%synergy
Lim-Dûl's Vault
11%inclusion28 decks262 decks
8%synergy
Dispel
11%inclusion28 decks262 decks
7%synergy
Cabal Ritual
10%inclusion27 decks262 decks
5%synergy
Despark
10%inclusion27 decks262 decks
-4%synergy
Strix Serenade
10%inclusion22 decks219 decks
7%synergy
Chain of Vapor
10%inclusion26 decks262 decks
6%synergy
Void Rend
9.2%inclusion24 decks262 decks
-5%synergy
Ephemerate
8.8%inclusion23 decks262 decks
3%synergy
Fell the Profane
8.7%inclusion19 decks219 decks
0%synergy
Angel's Grace
8.4%inclusion22 decks262 decks
7%synergy
Momentary Blink
8.4%inclusion22 decks262 decks
6%synergy
Scour for Scrap
8.2%inclusion5 decks61 decks
6%synergy
Saw in Half
8.0%inclusion21 decks262 decks
4%synergy
Fact or Fiction
8.0%inclusion21 decks262 decks
3%synergy
Gifts Ungiven
7.3%inclusion19 decks262 decks
6%synergy
Delay
7.3%inclusion19 decks262 decks
5%synergy
Spell Pierce
7.3%inclusion19 decks262 decks
4%synergy
Generous Gift
7.3%inclusion19 decks262 decks
-16%synergy
Faithful Mending
6.9%inclusion18 decks262 decks
5%synergy
Borne Upon a Wind
6.1%inclusion16 decks262 decks
2%synergy
Culling the Weak
5.7%inclusion15 decks262 decks
2%synergy
Ghostly Flicker
5.3%inclusion14 decks262 decks
1%synergy
Utter End
5.3%inclusion14 decks262 decks
0%synergy
Dispatch
5.3%inclusion14 decks262 decks
0%synergy
Teferi's Protection
5.3%inclusion14 decks262 decks
-12%synergy
Sorceries
Nature's Lore
33%inclusion3 decks9 decks
2%synergy
Farseek
33%inclusion3 decks9 decks
-2%synergy
Reanimate
27%inclusion72 decks262 decks
9%synergy
Fabricate
27%inclusion71 decks262 decks
22%synergy
Toxic Deluge
24%inclusion64 decks262 decks
6%synergy
Windfall
21%inclusion54 decks262 decks
8%synergy
Supreme Verdict
20%inclusion52 decks262 decks
7%synergy
Imperial Seal
17%inclusion44 decks262 decks
11%synergy
Damn
17%inclusion44 decks262 decks
1%synergy
Bitter Ordeal
16%inclusion41 decks262 decks
16%synergy
Unmarked Grave
15%inclusion38 decks262 decks
12%synergy
Sevinne's Reclamation
15%inclusion38 decks262 decks
7%synergy
Blasphemous Act
14%inclusion3 decks21 decks
-19%synergy
Reshape
13%inclusion35 decks262 decks
12%synergy
Buried Alive
13%inclusion34 decks262 decks
7%synergy
Transmute Artifact
12%inclusion31 decks262 decks
11%synergy
Diabolic Intent
11%inclusion28 decks262 decks
3%synergy
Ponder
11%inclusion28 decks262 decks
-1%synergy
Grim Tutor
10%inclusion25 decks262 decks
5%synergy
Beseech the Mirror
8.8%inclusion23 decks262 decks
6%synergy
Wrath of God
8.4%inclusion22 decks262 decks
3%synergy
Preordain
8.0%inclusion21 decks262 decks
-1%synergy
Victimize
8.0%inclusion21 decks262 decks
-4%synergy
Thoughtcast
7.6%inclusion20 decks262 decks
4%synergy
Dread Return
6.9%inclusion18 decks262 decks
2%synergy
Diabolic Tutor
6.9%inclusion18 decks262 decks
1%synergy
Austere Command
6.5%inclusion17 decks262 decks
-6%synergy
Quasiduplicate
5.7%inclusion15 decks262 decks
5%synergy
Gitaxian Probe
5.3%inclusion14 decks262 decks
0%synergy
Utility Artifacts
Wishclaw Talisman
26%inclusion67 decks262 decks
20%synergy
Time Sieve
23%inclusion60 decks262 decks
20%synergy
Sensei's Divining Top
20%inclusion52 decks262 decks
15%synergy
Bolas's Citadel
19%inclusion49 decks262 decks
11%synergy
Thopter Foundry
15%inclusion40 decks262 decks
14%synergy
Ashnod's Altar
14%inclusion37 decks262 decks
8%synergy
Sword of the Meek
14%inclusion36 decks262 decks
14%synergy
Krark-Clan Ironworks
13%inclusion35 decks262 decks
12%synergy
Lightning Greaves
13%inclusion33 decks262 decks
-12%synergy
Panharmonicon
12%inclusion31 decks262 decks
8%synergy
Unwinding Clock
10%inclusion25 decks262 decks
7%synergy
Aetherflux Reservoir
10%inclusion25 decks262 decks
6%synergy
Conjurer's Closet
7.6%inclusion20 decks262 decks
5%synergy
Mystic Forge
7.3%inclusion19 decks262 decks
4%synergy
Swiftfoot Boots
7.3%inclusion19 decks262 decks
-20%synergy
Cloud Key
6.5%inclusion17 decks262 decks
5%synergy
Altar of Dementia
6.5%inclusion17 decks262 decks
4%synergy
Skullclamp
6.5%inclusion17 decks262 decks
-5%synergy
Shorikai, Genesis Engine
5.7%inclusion15 decks262 decks
3%synergy
Wayfarer's Bauble
5.7%inclusion15 decks262 decks
-2%synergy
Repurposing Bay
5.3%inclusion9 decks170 decks
4%synergy
Enchantments
Animate Dead
23%inclusion60 decks262 decks
14%synergy
Mirrormade
23%inclusion59 decks262 decks
20%synergy
Tinybones Joins Up
19%inclusion44 decks234 decks
18%synergy
Copy Artifact
18%inclusion48 decks262 decks
17%synergy
The Meathook Massacre
16%inclusion42 decks262 decks
11%synergy
Impact Tremors
14%inclusion3 decks21 decks
4%synergy
Tortured Existence
13%inclusion35 decks262 decks
11%synergy
Necromancy
12%inclusion31 decks262 decks
9%synergy
Bastion of Remembrance
10%inclusion27 decks262 decks
4%synergy
Necropotence
10%inclusion26 decks262 decks
5%synergy
Phyrexian Arena
10%inclusion25 decks262 decks
-6%synergy
Ghostly Prison
6.5%inclusion17 decks262 decks
-5%synergy
Artificer's Intuition
6.1%inclusion16 decks262 decks
6%synergy
Dance of the Dead
6.1%inclusion16 decks262 decks
5%synergy
Black Market Connections
5.7%inclusion15 decks262 decks
-6%synergy
Blind Obedience
5.3%inclusion14 decks262 decks
-1%synergy
Propaganda
5.3%inclusion14 decks262 decks
-8%synergy
Trouble in Pairs
5.2%inclusion13 decks251 decks
0%synergy
Planeswalkers
Tezzeret the Seeker
18%inclusion47 decks262 decks
16%synergy
Teferi, Time Raveler
16%inclusion42 decks262 decks
10%synergy
Daretti, Scrap Savant
14%inclusion3 decks21 decks
12%synergy
Tezzeret, Master of the Bridge
6.9%inclusion18 decks262 decks
5%synergy
Tezzeret, Cruel Captain
6.8%inclusion5 decks74 decks
5%synergy
Karn, the Great Creator
6.1%inclusion16 decks262 decks
5%synergy
Utility Lands
Otawara, Soaring City
29%inclusion76 decks262 decks
13%synergy
Seat of the Synod
28%inclusion74 decks262 decks
22%synergy
Ancient Den
27%inclusion70 decks262 decks
21%synergy
Great Furnace
24%inclusion5 decks21 decks
18%synergy
Urza's Saga
23%inclusion61 decks262 decks
16%synergy
Academy Ruins
20%inclusion53 decks262 decks
15%synergy
Inventors' Fair
18%inclusion47 decks262 decks
14%synergy
Bojuka Bog
15%inclusion39 decks262 decks
-15%synergy
Darksteel Citadel
14%inclusion37 decks262 decks
10%synergy
Urborg, Tomb of Yawgmoth
13%inclusion34 decks262 decks
4%synergy
Buried Ruin
12%inclusion32 decks262 decks
7%synergy
Reliquary Tower
11%inclusion30 decks262 decks
-19%synergy
Takenuma, Abandoned Mire
10%inclusion27 decks262 decks
1%synergy
Cephalid Coliseum
10%inclusion25 decks262 decks
6%synergy
Minamo, School at Water's Edge
8.4%inclusion22 decks262 decks
4%synergy
Geier Reach Sanitarium
7.3%inclusion19 decks262 decks
4%synergy
Archway of Innovation
6.5%inclusion14 decks214 decks
3%synergy
Uthros, Titanic Godcore
6.1%inclusion4 decks66 decks
3%synergy
Mishra's Workshop
5.3%inclusion14 decks262 decks
5%synergy
Eiganjo, Seat of the Empire
5.3%inclusion14 decks262 decks
-2%synergy
Mana Artifacts
Arcane Signet
86%inclusion225 decks262 decks
14%synergy
Sol Ring
82%inclusion215 decks262 decks
-2%synergy
Talisman of Dominance
59%inclusion154 decks262 decks
26%synergy
Talisman of Progress
52%inclusion136 decks262 decks
27%synergy
Fellwar Stone
50%inclusion131 decks262 decks
29%synergy
Talisman of Hierarchy
45%inclusion117 decks262 decks
18%synergy
Dimir Signet
38%inclusion99 decks262 decks
12%synergy
Azorius Signet
37%inclusion98 decks262 decks
15%synergy
Lotus Petal
35%inclusion91 decks262 decks
28%synergy
Orzhov Signet
31%inclusion80 decks262 decks
6%synergy
Mox Opal
30%inclusion79 decks262 decks
26%synergy
Talisman of Creativity
29%inclusion6 decks21 decks
0%synergy
Machine God's Effigy
28%inclusion73 decks262 decks
27%synergy
Talisman of Indulgence
24%inclusion5 decks21 decks
-4%synergy
Mox Diamond
21%inclusion54 decks262 decks
16%synergy
Talisman of Conviction
19%inclusion4 decks21 decks
-5%synergy
Izzet Signet
19%inclusion4 decks21 decks
-6%synergy
Mind Stone
17%inclusion45 decks262 decks
2%synergy
Rakdos Signet
14%inclusion3 decks21 decks
-12%synergy
Grim Monolith
14%inclusion37 decks262 decks
12%synergy
Commander's Sphere
14%inclusion37 decks262 decks
1%synergy
Thought Vessel
13%inclusion35 decks262 decks
-4%synergy
Mox Amber
13%inclusion34 decks262 decks
8%synergy
Thran Dynamo
13%inclusion34 decks262 decks
8%synergy
Chromatic Lantern
12%inclusion32 decks262 decks
3%synergy
Lion's Eye Diamond
11%inclusion28 decks262 decks
9%synergy
Mana Crypt
10%inclusion27 decks262 decks
8%synergy
Jeweled Lotus
8.8%inclusion23 decks262 decks
7%synergy
Basalt Monolith
7.3%inclusion19 decks262 decks
5%synergy
Gilded Lotus
6.5%inclusion17 decks262 decks
3%synergy
Springleaf Drum
6.1%inclusion16 decks262 decks
4%synergy
Lands
Command Tower
88%inclusion231 decks262 decks
14%synergy
Watery Grave
64%inclusion167 decks262 decks
23%synergy
Hallowed Fountain
63%inclusion165 decks262 decks
23%synergy
Polluted Delta
62%inclusion163 decks262 decks
50%synergy
Flooded Strand
61%inclusion160 decks262 decks
50%synergy
Godless Shrine
61%inclusion160 decks262 decks
20%synergy
Marsh Flats
59%inclusion155 decks262 decks
48%synergy
Breeding Pool
56%inclusion5 decks9 decks
14%synergy
Exotic Orchard
55%inclusion145 decks262 decks
19%synergy
Savannah
44%inclusion4 decks9 decks
32%synergy
Bayou
44%inclusion4 decks9 decks
31%synergy
Overgrown Tomb
44%inclusion4 decks9 decks
4%synergy
Steam Vents
43%inclusion9 decks21 decks
5%synergy
Stomping Ground
43%inclusion3 decks7 decks
2%synergy
City of Brass
39%inclusion103 decks262 decks
32%synergy
Mana Confluence
35%inclusion93 decks262 decks
28%synergy
Morphic Pool
34%inclusion90 decks262 decks
10%synergy
Caves of Koilos
34%inclusion89 decks262 decks
5%synergy
Scrubland
34%inclusion88 decks262 decks
20%synergy
Underground River
34%inclusion88 decks262 decks
11%synergy
Tropical Island
33%inclusion3 decks9 decks
19%synergy
Sacred Foundry
33%inclusion7 decks21 decks
-3%synergy
Temple Garden
33%inclusion3 decks9 decks
-5%synergy
Adarkar Wastes
33%inclusion87 decks262 decks
10%synergy
Raffine's Tower
33%inclusion87 decks262 decks
8%synergy
Sea of Clouds
33%inclusion87 decks262 decks
8%synergy
Glacial Fortress
32%inclusion83 decks262 decks
0%synergy
Underground Sea
31%inclusion82 decks262 decks
17%synergy
Scalding Tarn
31%inclusion81 decks262 decks
20%synergy
Bloodstained Mire
31%inclusion81 decks262 decks
20%synergy
Tundra
31%inclusion81 decks262 decks
17%synergy
Drowned Catacomb
29%inclusion76 decks262 decks
0%synergy
Blood Crypt
29%inclusion6 decks21 decks
-9%synergy
Misty Rainforest
28%inclusion74 decks262 decks
17%synergy
Vault of Champions
28%inclusion74 decks262 decks
4%synergy
Arcane Sanctum
27%inclusion72 decks262 decks
-1%synergy
Spire of Industry
26%inclusion68 decks262 decks
23%synergy
Isolated Chapel
26%inclusion67 decks262 decks
-7%synergy
Arid Mesa
25%inclusion66 decks262 decks
15%synergy
Windswept Heath
25%inclusion66 decks262 decks
14%synergy
Verdant Catacombs
25%inclusion65 decks262 decks
14%synergy
Prairie Stream
24%inclusion64 decks262 decks
-9%synergy
Shivan Reef
24%inclusion5 decks21 decks
-5%synergy
Gemstone Caverns
22%inclusion58 decks262 decks
17%synergy
Sunken Hollow
21%inclusion56 decks262 decks
-13%synergy
Undercity Sewers
21%inclusion53 decks255 decks
10%synergy
Plateau
19%inclusion4 decks21 decks
7%synergy
Badlands
19%inclusion4 decks21 decks
6%synergy
Volcanic Island
19%inclusion4 decks21 decks
5%synergy
Shipwreck Marsh
16%inclusion43 decks262 decks
-2%synergy