Halo Hopper (Card)

Halo Hopper
In 3617 decks 0.06% of 6101462 decks
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Grolnok, the Omnivore
29.03% of 5839 decks 1695 decks
Clement, the Worrywort
6.92% of 4681 decks 324 decks
Yawgmoth, Thran Physician
4.49% of 5707 decks 256 decks
Tatsunari, Toad Rider
2.88% of 5904 decks 170 decks
Kasla, the Broken Halo
3.60% of 4136 decks 149 decks
Glarb, Calamity's Augur
0.93% of 11405 decks 106 decks
Saint Traft and Rem Karolus
4.65% of 1635 decks 76 decks
Satoru, the Infiltrator
3.34% of 1859 decks 62 decks
Graaz, Unstoppable Juggernaut
1.48% of 3380 decks 50 decks
Flubs, the Fool
0.32% of 13503 decks 43 decks
Muldrotha, the Gravetide
0.11% of 18471 decks 21 decks
Yargle and Multani
0.40% of 5031 decks 20 decks
Rendmaw, Creaking Nest
0.30% of 6713 decks 20 decks
Thalia and The Gitrog Monster
0.15% of 12601 decks 19 decks
Helga, Skittish Seer
0.19% of 9258 decks 18 decks
Morophon, the Boundless
0.14% of 11501 decks 16 decks
Jhoira, Weatherlight Captain
0.25% of 6121 decks 15 decks
Geralf, the Fleshwright
0.66% of 1823 decks 12 decks
Uurg, Spawn of Turg
1.78% of 617 decks 11 decks
Animar, Soul of Elements
0.06% of 18467 decks 11 decks
New Cards
Sephiroth, Fabled SOLDIER
29% of 98 decks +27% synergy
Al Bhed Salvagers
20% of 85 decks +20% synergy
Gigantoad
8% of 61 decks +8% synergy
Quina, Qu Gourmet
5% of 98 decks +5% synergy
New Way Forward
4% of 49 decks +2% synergy
High Synergy Cards
Spore Frog
85% of 2704 decks +82% synergy
Poison Dart Frog
81% of 2308 decks +79% synergy
Froghemoth
79% of 2704 decks +78% synergy
Plaxcaster Frogling
77% of 2519 decks +75% synergy
Jade Avenger
75% of 2704 decks +75% synergy
Pond Prophet
75% of 1334 decks +74% synergy
Croaking Counterpart
71% of 2519 decks +69% synergy
Haze Frog
68% of 2704 decks +68% synergy
Omnibian
68% of 2519 decks +68% synergy
Crocanura
68% of 2704 decks +67% synergy
Top Cards
Lilysplash Mentor
66% of 1339 decks +64% synergy
Long River Lurker
66% of 1556 decks +65% synergy
Clifftop Lookout
66% of 1443 decks +64% synergy
Dreamdew Entrancer
65% of 1334 decks +64% synergy
Sunshower Druid
64% of 1481 decks +64% synergy
Valley Mightcaller
64% of 1437 decks +63% synergy
Frogify
64% of 2950 decks +63% synergy
Wildfire Awakener
63% of 344 decks +62% synergy
Yargle and Multani
62% of 483 decks +59% synergy
Rampant Frogantua
62% of 1606 decks +61% synergy
Game Changers
Demonic Tutor
27% of 877 decks +6% synergy
Vampiric Tutor
26% of 877 decks +9% synergy
Orcish Bowmasters
21% of 877 decks +12% synergy
Thassa's Oracle
19% of 2950 decks +13% synergy
Imperial Seal
18% of 877 decks +12% synergy
Bolas's Citadel
9% of 877 decks +0% synergy
Opposition Agent
8% of 877 decks +1% synergy
Chrome Mox
6% of 3617 decks +0% synergy
Mana Vault
6% of 3617 decks -0% synergy
Necropotence
5% of 877 decks +0% synergy
Creatures
Galloping Lizrog
60% of 2519 decks +60% synergy
Uurg, Spawn of Turg
55% of 483 decks +54% synergy
Flockchaser Phantom
55% of 372 decks +54% synergy
Trollbred Guardian
52% of 2704 decks +52% synergy
Three Tree Scribe
51% of 1437 decks +50% synergy
The Gitrog Monster
51% of 483 decks +45% synergy
Dour Port-Mage
50% of 1542 decks +48% synergy
Clement, the Worrywort
50% of 1339 decks +49% synergy
Burrog Befuddler
49% of 2950 decks +49% synergy
Papercraft Decoy
48% of 3617 decks +48% synergy
Saint Traft and Rem Karolus
46% of 296 decks +46% synergy
Mistbreath Elder
46% of 1443 decks +45% synergy
Bellowing Crier
45% of 1542 decks +45% synergy
Stickytongue Sentinel
44% of 1430 decks +43% synergy
Leapfrog
42% of 2950 decks +42% synergy
Twenty-Toed Toad
42% of 1532 decks +40% synergy
Kykar, Wind's Fury
42% of 296 decks +37% synergy
The Gitrog, Ravenous Ride
41% of 316 decks +40% synergy
Infestation Sage
41% of 377 decks +40% synergy
Psychic Frog
41% of 326 decks +38% synergy
Murkfiend Liege
40% of 2519 decks +37% synergy
Splash Lasher
40% of 1555 decks +39% synergy
Laboratory Maniac
40% of 2950 decks +35% synergy
Doc Aurlock, Grizzled Genius
39% of 1682 decks +36% synergy
Bloated Toad
38% of 2704 decks +38% synergy
Whiptongue Frog
38% of 2950 decks +38% synergy
Popular Egotist
37% of 453 decks +37% synergy
Joyful Stormsculptor
37% of 398 decks +36% synergy
Excavating Anurid
36% of 2704 decks +36% synergy
Yargle, Glutton of Urborg
36% of 877 decks +36% synergy
Treeguard Duo
36% of 1430 decks +36% synergy
Steeple Creeper
36% of 2519 decks +36% synergy
Venerated Loxodon
36% of 508 decks +36% synergy
Vengeful Bloodwitch
36% of 485 decks +34% synergy
Species Gorger
35% of 2519 decks +35% synergy
Skyskipper Duo
34% of 1520 decks +34% synergy
Knight-Errant of Eos
34% of 508 decks +34% synergy
Pollywog Prodigy
34% of 1532 decks +30% synergy
Spring Splasher
34% of 1963 decks +34% synergy
Warren Soultrader
34% of 602 decks +28% synergy
Willow Geist
33% of 2704 decks +33% synergy
Octomancer
33% of 1306 decks +31% synergy
Greedy Freebooter
32% of 761 decks +31% synergy
Forsaken Miner
32% of 641 decks +31% synergy
Seraph of the Masses
32% of 508 decks +32% synergy
Waterspout Warden
31% of 1555 decks +31% synergy
Zulaport Cutthroat
31% of 877 decks +22% synergy
Frogmite
31% of 3617 decks +31% synergy
Blood Artist
31% of 877 decks +19% synergy
Chub Toad
31% of 2704 decks +31% synergy
Instants
Turn to Frog
50% of 2950 decks +49% synergy
Polymorphist's Jest
48% of 2950 decks +48% synergy
Polliwallop
48% of 1442 decks +47% synergy
Counterspell
40% of 2950 decks -2% synergy
Rapid Hybridization
39% of 2950 decks +30% synergy
Stoke the Flames
39% of 512 decks +39% synergy
Growth Spiral
39% of 2519 decks +17% synergy
Cut Short
39% of 508 decks +39% synergy
Ephemeral Shields
38% of 508 decks +38% synergy
Devouring Light
38% of 508 decks +37% synergy
Dark Ritual
37% of 877 decks +14% synergy
Swords to Plowshares
37% of 508 decks -26% synergy
Shatter the Source
32% of 512 decks +32% synergy
Culling the Weak
29% of 877 decks +25% synergy
Songs of the Damned
27% of 877 decks +26% synergy
Cabal Ritual
27% of 877 decks +22% synergy
Clever Concealment
27% of 508 decks +23% synergy
Chant of Vitu-Ghazi
26% of 508 decks +26% synergy
Thought Scour
26% of 2950 decks +23% synergy
Entomb
25% of 877 decks +18% synergy
Burning Sun's Fury
24% of 512 decks +24% synergy
Long River's Pull
24% of 1556 decks +22% synergy
Otherworldly Gaze
23% of 2950 decks +22% synergy
Aerial Boost
23% of 508 decks +23% synergy
Fell the Profane
22% of 602 decks +13% synergy
Negate
22% of 2950 decks -0% synergy
Path to Exile
21% of 508 decks -26% synergy
Incubation // Incongruity
20% of 2519 decks +20% synergy
Secure the Wastes
19% of 508 decks +16% synergy
Crowd's Favor
18% of 512 decks +18% synergy
Beast Within
18% of 2704 decks -18% synergy
Wear // Tear
17% of 344 decks +10% synergy
Burnt Offering
17% of 96 decks +15% synergy
Into the Flood Maw
16% of 1556 decks +12% synergy
Overprotect
15% of 1437 decks +13% synergy
Mausoleum Secrets
13% of 877 decks +13% synergy
Putrefy
13% of 483 decks -3% synergy
Biomass Mutation
13% of 2519 decks +11% synergy
Fatal Push
12% of 877 decks +11% synergy
Heroic Intervention
12% of 2704 decks -18% synergy
March of the Multitudes
12% of 142 decks +9% synergy
Assassin's Trophy
12% of 483 decks -19% synergy
Cyclonic Rift
12% of 2950 decks -14% synergy
Fact or Fiction
11% of 2950 decks +6% synergy
Raise the Alarm
11% of 508 decks +11% synergy
Malakir Rebirth
11% of 877 decks +3% synergy
Generous Gift
11% of 508 decks -14% synergy
To Arms!
10% of 508 decks +10% synergy
Filter Out
9% of 2950 decks +8% synergy
Boros Charm
9% of 344 decks -15% synergy
Sorceries
Cultivate
44% of 2704 decks -1% synergy
Rampant Growth
39% of 2704 decks +4% synergy
Hour of Reckoning
36% of 508 decks +32% synergy
Cut Your Losses
34% of 2950 decks +33% synergy
Reanimate
32% of 877 decks +15% synergy
Splash Portal
30% of 1548 decks +29% synergy
Triplicate Spirits
29% of 508 decks +29% synergy
Traumatize
26% of 2950 decks +25% synergy
Unearth
25% of 877 decks +22% synergy
Druidic Ritual
24% of 2704 decks +24% synergy
Kodama's Reach
23% of 2704 decks -7% synergy
Unmarked Grave
23% of 877 decks +20% synergy
Calamity of Cinders
20% of 285 decks +20% synergy
Explore
20% of 2704 decks +10% synergy
Postmortem Lunge
18% of 877 decks +18% synergy
Mulch
15% of 2704 decks +14% synergy
Ral's Reinforcements
14% of 512 decks +14% synergy
Austere Command
14% of 508 decks +1% synergy
Feed the Swarm
13% of 877 decks -4% synergy
Everything Comes to Dust
13% of 416 decks +12% synergy
Agadeem's Awakening
13% of 877 decks +9% synergy
Diabolic Intent
12% of 877 decks +4% synergy
Battle Screech
12% of 508 decks +12% synergy
Migratory Route
12% of 372 decks +11% synergy
Distant Melody
12% of 2950 decks +7% synergy
Farseek
11% of 2704 decks -23% synergy
Nature's Lore
11% of 2704 decks -21% synergy
Eerie Ultimatum
10% of 80 decks -2% synergy
Dragon Fodder
9% of 512 decks +7% synergy
Mercurial Transformation
9% of 2950 decks +9% synergy
Return to the Ranks
8% of 508 decks +8% synergy
Three Visits
8% of 2704 decks -16% synergy
Lively Dirge
8% of 641 decks +7% synergy
Split Up
8% of 230 decks +6% synergy
Krenko's Command
8% of 512 decks +6% synergy
Iridian Maelstrom
8% of 53 decks +5% synergy
Tome Scour
8% of 2950 decks +7% synergy
Season of Weaving
7% of 1567 decks +6% synergy
Toxic Deluge
7% of 877 decks -11% synergy
Victimize
7% of 877 decks -5% synergy
Faithless Looting
6% of 512 decks -10% synergy
Portent of Calamity
6% of 1542 decks +6% synergy
Blasphemous Act
6% of 512 decks -27% synergy
Voyage Home
6% of 97 decks +4% synergy
Rally at the Hornburg
6% of 510 decks +6% synergy
Temporal Cleansing
6% of 2950 decks +6% synergy
Dread Return
6% of 877 decks +1% synergy
Kindred Dominance
6% of 877 decks +2% synergy
Bala Ged Recovery
6% of 2704 decks -2% synergy
Clowning Around
6% of 508 decks +5% synergy
Utility Artifacts
Perpetual Timepiece
30% of 3617 decks +29% synergy
Swiftfoot Boots
28% of 3617 decks +1% synergy
Commander's Sphere
25% of 3617 decks +11% synergy
Desecrated Tomb
25% of 3617 decks +24% synergy
Lightning Greaves
23% of 3617 decks -2% synergy
Codex Shredder
21% of 3617 decks +20% synergy
Mesmeric Orb
21% of 3617 decks +19% synergy
Ramosian Greatsword
19% of 512 decks +19% synergy
Hedge Shredder
14% of 1064 decks +11% synergy
Halo Fountain
14% of 508 decks +12% synergy
Maskwood Nexus
13% of 3617 decks +11% synergy
Herald's Horn
13% of 3617 decks +7% synergy
Mind Stone
10% of 3617 decks -6% synergy
Vanquisher's Banner
9% of 3617 decks +5% synergy
Door of Destinies
9% of 3617 decks +7% synergy
Lotus Petal
9% of 3617 decks +2% synergy
Genesis Chamber
7% of 3617 decks +7% synergy
Skullclamp
7% of 3617 decks -5% synergy
Elixir of Immortality
7% of 3617 decks +5% synergy
Ghoulcaller's Bell
7% of 3617 decks +7% synergy
Wand of Vertebrae
7% of 3617 decks +7% synergy
Jet Medallion
7% of 3617 decks +3% synergy
Banner of Kinship
7% of 1255 decks +4% synergy
Clown Car
6% of 3617 decks +5% synergy
Fist of Suns
6% of 53 decks -1% synergy
Palantír of Orthanc
6% of 3609 decks +4% synergy
Riverchurn Monument
5% of 630 decks +5% synergy
Thousand Moons Smithy
5% of 405 decks +3% synergy
Wishclaw Talisman
5% of 877 decks -0% synergy
Enchantments
Amphibian Downpour
46% of 1765 decks +44% synergy
Kasmina's Transmutation
41% of 2950 decks +40% synergy
Jeskai Ascendancy
39% of 296 decks +33% synergy
Conclave Tribunal
39% of 508 decks +38% synergy
Crawling Infestation
35% of 2704 decks +34% synergy
City on Fire
35% of 512 decks +31% synergy
Reflections of Littjara
32% of 2950 decks +27% synergy
Dazzling Theater // Prop Room
31% of 217 decks +28% synergy
Whirlwind of Thought
29% of 296 decks +19% synergy
Nest of Scarabs
28% of 877 decks +28% synergy
Crawling Sensation
28% of 2704 decks +27% synergy
Bastion of Remembrance
26% of 877 decks +19% synergy
Blight Mound
26% of 877 decks +25% synergy
Song of Creation
25% of 119 decks +22% synergy
Funeral Room // Awakening Hall
25% of 457 decks +23% synergy
Bridge from Below
24% of 877 decks +24% synergy
Impact Tremors
23% of 512 decks +13% synergy
Frog Tongue
23% of 2704 decks +23% synergy
Exploration
22% of 2704 decks +14% synergy
Jace's Erasure
20% of 2950 decks +20% synergy
Court of Cunning
20% of 2950 decks +19% synergy
Wild Growth
18% of 2704 decks +7% synergy
We Ride at Dawn
16% of 322 decks +15% synergy
Witness Protection
14% of 2950 decks +12% synergy
Chronic Flooding
14% of 2950 decks +14% synergy
Prosperous Partnership
13% of 344 decks +12% synergy
Chalk Outline
13% of 2011 decks +12% synergy
Binding the Old Gods
12% of 483 decks +6% synergy
Eaten by Piranhas
12% of 2457 decks +10% synergy
Druid Class
11% of 2704 decks +9% synergy
Kindred Discovery
11% of 2950 decks +4% synergy
Fisher's Talent
11% of 1306 decks +10% synergy
Carnival of Souls
11% of 877 decks +11% synergy
Gossip's Talent
11% of 1556 decks +10% synergy
Intangible Virtue
10% of 508 decks +5% synergy
Communal Brewing
10% of 1418 decks +9% synergy
Conclave's Blessing
10% of 508 decks +10% synergy
Fortune Teller's Talent
10% of 1532 decks +9% synergy
Improbable Alliance
10% of 398 decks +9% synergy
Assemble the Legion
9% of 344 decks +5% synergy
Warleader's Call
9% of 238 decks +1% synergy
Rhystic Study
9% of 2950 decks -17% synergy
Propaganda
8% of 2950 decks -5% synergy
Fraying Sanity
8% of 2950 decks +7% synergy
Utopia Sprawl
8% of 2704 decks -0% synergy
Leyline of the Guildpact
8% of 39 decks -8% synergy
Arcane Adaptation
8% of 2950 decks +7% synergy
Brokers Ascendancy
8% of 92 decks +1% synergy
Imprisoned in the Moon
8% of 2950 decks +4% synergy
Leyline of Anticipation
7% of 2950 decks +3% synergy
Battles
Invasion of Segovia
6% of 2950 decks +5% synergy
Invasion of Tolvada
5% of 113 decks +4% synergy
Planeswalkers
Jace, Wielder of Mysteries
35% of 2950 decks +32% synergy
Elspeth, Sun's Champion
17% of 508 decks +13% synergy
Tamiyo, Collector of Tales
16% of 2519 decks +14% synergy
Saheeli, Sublime Artificer
8% of 398 decks +3% synergy
Jace, the Perfected Mind
6% of 2950 decks +6% synergy
Utility Lands
Lilypad Village
43% of 1607 decks +42% synergy
Oakhollow Village
43% of 1492 decks +41% synergy
Reliquary Tower
24% of 3617 decks -6% synergy
Alchemist's Refuge
20% of 2519 decks +13% synergy
Rogue's Passage
19% of 3617 decks -1% synergy
Phyrexian Tower
17% of 877 decks +8% synergy
Kher Keep
17% of 512 decks +14% synergy
Bojuka Bog
16% of 877 decks -14% synergy
Three Tree City
15% of 1998 decks +10% synergy
Boseiju, Who Endures
13% of 2704 decks -6% synergy
Yavimaya, Cradle of Growth
12% of 3617 decks +3% synergy
Lake of the Dead
11% of 877 decks +10% synergy
Temple of the False God
11% of 3617 decks +1% synergy
Vault of Whispers
10% of 877 decks +6% synergy
Spymaster's Vault
10% of 602 decks +7% synergy
Gavony Township
10% of 142 decks +1% synergy
Restless Vinestalk
10% of 2320 decks +8% synergy
Otawara, Soaring City
9% of 2950 decks -7% synergy
Novijen, Heart of Progress
8% of 2519 decks +7% synergy
Cabal Coffers
8% of 877 decks -2% synergy
Takenuma, Abandoned Mire
8% of 877 decks -2% synergy
Castle Ardenvale
8% of 508 decks +3% synergy
Mystic Sanctuary
8% of 2950 decks -3% synergy
Great Furnace
7% of 512 decks +2% synergy
Ancient Tomb
7% of 3617 decks -3% synergy
Blast Zone
6% of 3617 decks +5% synergy
Urborg, Tomb of Yawgmoth
6% of 3617 decks -3% synergy
Ancient Den
6% of 508 decks +1% synergy
Urza's Saga
6% of 3617 decks -1% synergy
Nykthos, Shrine to Nyx
6% of 3617 decks +0% synergy
Lumbering Falls
6% of 2519 decks +4% synergy
Sokenzan, Crucible of Defiance
5% of 512 decks +1% synergy
Mana Artifacts
Sol Ring
78% of 3617 decks -6% synergy
Arcane Signet
66% of 3617 decks -7% synergy
Simic Signet
45% of 2519 decks +31% synergy
Wand of the Worldsoul
41% of 508 decks +40% synergy
Talisman of Curiosity
24% of 2519 decks +11% synergy
Boros Signet
20% of 344 decks -2% synergy
Azorius Signet
19% of 372 decks -6% synergy
Patchwork Banner
18% of 1976 decks +13% synergy
Izzet Signet
18% of 398 decks -9% synergy
Orzhov Signet
16% of 113 decks -10% synergy
Talisman of Conviction
15% of 344 decks -9% synergy
Talisman of Creativity
15% of 398 decks -14% synergy
Dimir Signet
14% of 465 decks -14% synergy
Golgari Signet
11% of 483 decks -0% synergy
Selesnya Signet
11% of 142 decks +3% synergy
Talisman of Dominance
11% of 465 decks -21% synergy
Talisman of Progress
11% of 372 decks -14% synergy
Thought Vessel
11% of 3617 decks -6% synergy
Fellwar Stone
11% of 3617 decks -10% synergy
Springleaf Drum
11% of 3617 decks +9% synergy
Rakdos Signet
8% of 96 decks -20% synergy
Talisman of Impulse
7% of 149 decks -3% synergy
Mox Amber
7% of 3617 decks +2% synergy
Zagoth Crystal
6% of 370 decks +6% synergy
Mox Opal
6% of 3617 decks +2% synergy
Gruul Signet
6% of 149 decks -5% synergy
Marble Diamond
6% of 508 decks +2% synergy
Timeless Lotus
6% of 53 decks -6% synergy
Fire Diamond
5% of 512 decks +1% synergy
Talisman of Indulgence
5% of 96 decks -22% synergy
Lands
Command Tower
68% of 3617 decks -6% synergy
Mystic Monastery
52% of 296 decks +24% synergy
Hinterland Harbor
50% of 2519 decks +19% synergy
Simic Growth Chamber
50% of 2519 decks +31% synergy
Opulent Palace
46% of 370 decks +18% synergy
Temple of Mystery
45% of 2519 decks +27% synergy
Yavimaya Coast
42% of 2519 decks +15% synergy
Dreamroot Cascade
39% of 2519 decks +18% synergy
Path of Ancestry
36% of 3617 decks +14% synergy
Prairie Stream
35% of 372 decks +1% synergy
Vineglimmer Snarl
34% of 2519 decks +23% synergy
Rejuvenating Springs
31% of 2519 decks +3% synergy
Furycalm Snarl
31% of 344 decks +17% synergy
Zagoth Triome
30% of 370 decks +1% synergy
Evolving Wilds
29% of 3617 decks +9% synergy
Exotic Orchard
29% of 3617 decks -7% synergy
Temple of Triumph
29% of 344 decks +12% synergy
Breeding Pool
29% of 2519 decks -11% synergy
Temple of Enlightenment
28% of 372 decks +12% synergy
Tangled Islet
28% of 2519 decks +21% synergy
Port Town
27% of 372 decks +12% synergy
Thornwood Falls
27% of 2519 decks +20% synergy
Watery Grave
27% of 465 decks -13% synergy
Canopy Vista
27% of 142 decks -10% synergy
Clifftop Retreat
26% of 344 decks -5% synergy
Flooded Grove
25% of 2519 decks +11% synergy
Temple of Epiphany
24% of 398 decks +6% synergy
Foreboding Landscape
24% of 214 decks +14% synergy
Overgrown Tomb
23% of 483 decks -18% synergy
Sulfur Falls
23% of 398 decks -10% synergy
Frostboil Snarl
23% of 398 decks +8% synergy
Temple of Malady
23% of 483 decks +6% synergy
Skycloud Expanse
23% of 372 decks +9% synergy
Hedge Maze
23% of 1897 decks +12% synergy
Glacial Fortress
22% of 372 decks -6% synergy
Shivan Reef
22% of 398 decks -6% synergy
Hallowed Fountain
22% of 372 decks -18% synergy
Perilous Landscape
21% of 168 decks +13% synergy
Battlefield Forge
21% of 344 decks -5% synergy
Raugrin Triome
21% of 296 decks -4% synergy
Sunken Hollow
21% of 465 decks -14% synergy
Steam Vents
21% of 398 decks -17% synergy
Frontier Bivouac
20% of 119 decks -9% synergy
Sacred Foundry
19% of 344 decks -16% synergy
Morphic Pool
18% of 465 decks -7% synergy
Golgari Rot Farm
18% of 483 decks +1% synergy
Woodland Cemetery
18% of 483 decks -12% synergy
Jungle Hollow
18% of 483 decks +9% synergy
Barkchannel Pathway
18% of 2519 decks +10% synergy
Sandsteppe Citadel
18% of 80 decks -9% synergy