Cower in Fear (Card)
Cower in Fear
In 2253 decks
0% of 2574668 decks
Maha, Its Feathers Night
57.21% of 2973 decks
1701 decks
Massacre Girl, Known Killer
1.39% of 4380 decks
61 decks
Nicol Bolas, the Ravager
0.59% of 7107 decks
42 decks
Grismold, the Dreadsower
1.05% of 2105 decks
22 decks
Toxrill, the Corrosive
0.34% of 5554 decks
19 decks
Massacre Girl
0.98% of 1846 decks
18 decks
Kaervek, the Spiteful
11.26% of 151 decks
17 decks
Vren, the Relentless
0.32% of 4312 decks
14 decks
Truss, Chief Engineer
12.12% of 99 decks
12 decks
Vorthos, Steward of Myth
4.56% of 241 decks
11 decks
Marrow-Gnawer
0.10% of 9172 decks
9 decks
K'rrik, Son of Yawgmoth
0.06% of 14247 decks
8 decks
Toshiro Umezawa
0.33% of 1806 decks
6 decks
Syr Konrad, the Grim
0.13% of 4661 decks
6 decks
Hapatra, Vizier of Poisons
0.12% of 4830 decks
6 decks
Elas il-Kor, Sadistic Pilgrim
0.08% of 6547 decks
5 decks
Karumonix, the Rat King
0.08% of 6181 decks
5 decks
Shirei, Shizo's Caretaker
0.07% of 5450 decks
4 decks
New Cards
Fear of Being Hunted
44% of 9 decks
+44% synergy
Let's Play a Game
43% of 498 decks
+42% synergy
Withering Torment
42% of 558 decks
+23% synergy
Fear of Surveillance
40% of 10 decks
+39% synergy
Fear of Abduction
40% of 10 decks
+40% synergy
High Synergy Cards
Nicol Bolas, Planeswalker
77% of 74 decks
+75% synergy
Nicol Bolas, Dragon-God
78% of 72 decks
+73% synergy
Slave of Bolas
74% of 74 decks
+73% synergy
Nicol Bolas, God-Pharaoh
77% of 73 decks
+73% synergy
Nicol Bolas, the Deceiver
73% of 73 decks
+72% synergy
Cruel Ultimatum
74% of 74 decks
+71% synergy
Gruesome Realization
71% of 2153 decks
+70% synergy
Kaervek, the Spiteful
71% of 2236 decks
+70% synergy
Make Obsolete
70% of 2248 decks
+70% synergy
Seeker's Folly
71% of 176 decks
+69% synergy
Top Cards
Stab
99% of 86 decks
+55% synergy
Massacre Wurm
74% of 2253 decks
+69% synergy
Persistent Constrictor
71% of 441 decks
+65% synergy
Massacre Girl, Known Killer
69% of 1945 decks
+67% synergy
Jet Medallion
69% of 2253 decks
+66% synergy
Dark Ritual
68% of 2253 decks
+46% synergy
Night of Souls' Betrayal
68% of 2253 decks
+68% synergy
Suffocating Fumes
64% of 2238 decks
+64% synergy
Conflux
63% of 19 decks
+59% synergy
Visage of Bolas
63% of 73 decks
+63% synergy
Creatures
Nicol Bolas
62% of 74 decks
+61% synergy
Night Clubber
61% of 2210 decks
+61% synergy
Blood Artist
58% of 2253 decks
+46% synergy
Crypt Ghast
53% of 2252 decks
+48% synergy
Plague Mare
53% of 2244 decks
+53% synergy
Morbid Opportunist
52% of 2225 decks
+46% synergy
Gisa, Glorious Resurrector
48% of 2225 decks
+46% synergy
Gray Merchant of Asphodel
46% of 2252 decks
+37% synergy
Syr Konrad, the Grim
46% of 2239 decks
+37% synergy
Ascendant Evincar
45% of 2253 decks
+45% synergy
Massacre Girl
45% of 2243 decks
+42% synergy
Palladia-Mors, the Ruiner
43% of 21 decks
+42% synergy
Midnight Banshee
39% of 2253 decks
+39% synergy
Plague Spitter
39% of 2253 decks
+39% synergy
Harvester of Souls
37% of 2253 decks
+35% synergy
Neheb, the Eternal
36% of 123 decks
+33% synergy
Vein Ripper
35% of 1911 decks
+33% synergy
Mindclaw Shaman
34% of 124 decks
+34% synergy
Fear of Immobility
33% of 12 decks
+33% synergy
Fear of Burning Alive
33% of 12 decks
+32% synergy
Fear of Exposure
31% of 13 decks
+30% synergy
Necroskitter
30% of 2253 decks
+30% synergy
Fear of Falling
30% of 20 decks
+30% synergy
Rakka Mar
30% of 124 decks
+30% synergy
Slaughter Specialist
26% of 2225 decks
+25% synergy
Spitting Dilophosaurus
26% of 1984 decks
+25% synergy
Orcish Bowmasters
25% of 2059 decks
+14% synergy
Deathgreeter
25% of 2253 decks
+24% synergy
Bloodthirsty Conqueror
24% of 227 decks
+13% synergy
Fear of Missing Out
24% of 21 decks
+22% synergy
Rottenmouth Viper
24% of 976 decks
+21% synergy
Falkenrath Noble
24% of 2253 decks
+21% synergy
K'rrik, Son of Yawgmoth
23% of 2239 decks
+21% synergy
Augur of Bolas
23% of 176 decks
+23% synergy
Unstoppable Slasher
23% of 589 decks
+18% synergy
Lilysplash Mentor
23% of 13 decks
+19% synergy
Shoreline Looter
22% of 45 decks
+20% synergy
Fear of Infinity
22% of 23 decks
+20% synergy
Vilis, Broker of Blood
21% of 2239 decks
+18% synergy
Yawgmoth, Thran Physician
21% of 2239 decks
+18% synergy
Soul Snuffers
21% of 2253 decks
+20% synergy
The Locust God
21% of 73 decks
+16% synergy
Broodspinner
20% of 15 decks
+18% synergy
Fear of Sleep Paralysis
20% of 20 decks
+15% synergy
Dread Presence
20% of 2239 decks
+18% synergy
Sangromancer
20% of 2253 decks
+18% synergy
Nicol Bolas, the Ravager
19% of 72 decks
+17% synergy
Corrosive Mentor
19% of 2253 decks
+18% synergy
Zulaport Cutthroat
18% of 2249 decks
+8% synergy
Fear of Failed Tests
17% of 29 decks
+17% synergy
Instants
Defile
39% of 2239 decks
+36% synergy
Neutralize the Guards
38% of 1839 decks
+38% synergy
Imp's Mischief
36% of 2253 decks
+33% synergy
Magmaquake
35% of 124 decks
+34% synergy
Golgari Charm
34% of 121 decks
+28% synergy
Soul Manipulation
32% of 176 decks
+31% synergy
Tragic Slip
31% of 2253 decks
+27% synergy
Commence the Endgame
30% of 174 decks
+29% synergy
Tyrant's Scorn
30% of 174 decks
+29% synergy
Countersquall
30% of 176 decks
+27% synergy
Consuming Corruption
29% of 1551 decks
+27% synergy
Savor
28% of 780 decks
+27% synergy
V.A.T.S.
26% of 1999 decks
+25% synergy
Counterspell
25% of 176 decks
-18% synergy
Crush Dissent
24% of 174 decks
+23% synergy
Vampiric Tutor
23% of 2253 decks
+5% synergy
Chandra's Defeat
22% of 123 decks
+22% synergy
Fell the Profane
22% of 1684 decks
+10% synergy
Swords to Plowshares
20% of 93 decks
-42% synergy
Not Dead After All
20% of 2024 decks
+16% synergy
Deadly Rollick
19% of 2238 decks
+8% synergy
Jace's Defeat
18% of 175 decks
+18% synergy
Mana Drain
18% of 176 decks
+3% synergy
Malakir Rebirth
17% of 2235 decks
+9% synergy
Assassin's Trophy
17% of 119 decks
-13% synergy
Hazel's Nocturne
16% of 976 decks
+15% synergy
Negate
16% of 176 decks
-6% synergy
Mortify
16% of 93 decks
+4% synergy
Wail of the Nim
16% of 2253 decks
+16% synergy
Feign Death
16% of 2228 decks
+14% synergy
Heroic Intervention
16% of 120 decks
-14% synergy
Cabal Ritual
16% of 2253 decks
+11% synergy
Putrefy
16% of 121 decks
-0% synergy
Beast Within
16% of 121 decks
-23% synergy
Undying Malice
15% of 2220 decks
+13% synergy
Experimental Augury
15% of 110 decks
+11% synergy
No Escape
14% of 174 decks
+14% synergy
Despark
14% of 92 decks
-1% synergy
Crackling Doom
14% of 37 decks
+6% synergy
Path to Exile
13% of 93 decks
-33% synergy
Zealous Persecution
12% of 93 decks
+12% synergy
Growth Spiral
12% of 34 decks
-10% synergy
Village Rites
12% of 2236 decks
+2% synergy
Brainstorm
11% of 176 decks
-10% synergy
An Offer You Can't Refuse
11% of 157 decks
-10% synergy
Darkness
11% of 2253 decks
+9% synergy
Polymorphist's Jest
10% of 176 decks
+9% synergy
Go for the Throat
10% of 2253 decks
+3% synergy
Strix Serenade
10% of 60 decks
+4% synergy
Anguished Unmaking
10% of 92 decks
-14% synergy
Sorceries
Black Sun's Zenith
62% of 2253 decks
+61% synergy
Toxic Deluge
55% of 2252 decks
+38% synergy
Dark Intimations
49% of 73 decks
+49% synergy
Nausea
47% of 2253 decks
+47% synergy
Fell
46% of 1242 decks
+43% synergy
Hour of Devastation
45% of 123 decks
+44% synergy
Tormenting Voice
37% of 124 decks
+34% synergy
Sign in Blood
37% of 2253 decks
+27% synergy
Shrivel
37% of 2253 decks
+37% synergy
Feed the Swarm
36% of 2235 decks
+18% synergy
Reanimate
36% of 2253 decks
+20% synergy
Apex of Power
36% of 121 decks
+35% synergy
Night's Whisper
30% of 2253 decks
+21% synergy
Cultivate
29% of 121 decks
-17% synergy
Demonic Tutor
27% of 2253 decks
+5% synergy
The Black Breath
26% of 2039 decks
+25% synergy
Rise of the Dark Realms
25% of 2252 decks
+21% synergy
Read the Bones
23% of 2252 decks
+15% synergy
Honor the God-Pharaoh
22% of 120 decks
+22% synergy
Deep Analysis
22% of 176 decks
+20% synergy
Exsanguinate
21% of 2253 decks
+16% synergy
Festergloom
21% of 2251 decks
+21% synergy
Blasphemous Edict
20% of 199 decks
-13% synergy
Kodama's Reach
20% of 121 decks
-11% synergy
Insatiable Avarice
19% of 1839 decks
+15% synergy
Torment of Hailfire
19% of 2248 decks
+14% synergy
Diabolic Tutor
18% of 2253 decks
+11% synergy
Rampant Growth
17% of 121 decks
-18% synergy
Farseek
15% of 121 decks
-19% synergy
Open into Wonder
15% of 175 decks
+14% synergy
Mephitic Vapors
15% of 2244 decks
+15% synergy
Tezzeret's Gambit
14% of 176 decks
+11% synergy
Culling Ritual
14% of 118 decks
+2% synergy
Mutilate
12% of 2253 decks
+10% synergy
Coiling Rebirth
12% of 861 decks
+9% synergy
Finale of Revelation
11% of 174 decks
+9% synergy
Liliana's Influence
11% of 2248 decks
+11% synergy
Massacre
11% of 2253 decks
+11% synergy
Nature's Lore
11% of 121 decks
-21% synergy
Glistening Deluge
11% of 2071 decks
+11% synergy
Bubbling Muck
11% of 2253 decks
+9% synergy
Victimize
10% of 2253 decks
-1% synergy
Decimate
10% of 29 decks
+2% synergy
Finale of Promise
10% of 120 decks
+9% synergy
Strategic Planning
10% of 176 decks
+9% synergy
Grim Tutor
9% of 2253 decks
+5% synergy
Enter the God-Eternals
9% of 174 decks
+9% synergy
Festering March
9% of 2253 decks
+9% synergy
Cruelclaw's Heist
9% of 861 decks
+7% synergy
Invade the City
8% of 72 decks
+8% synergy
Utility Artifacts
Swiftfoot Boots
53% of 2253 decks
+26% synergy
Lightning Greaves
51% of 2253 decks
+26% synergy
Bontu's Monument
35% of 2248 decks
+33% synergy
Caltrops
29% of 2253 decks
+28% synergy
Mithril Coat
28% of 2052 decks
+22% synergy
Tarrian's Soulcleaver
21% of 1991 decks
+19% synergy
Bolas's Citadel
19% of 2243 decks
+10% synergy
Commander's Plate
17% of 2233 decks
+15% synergy
Fist of Suns
16% of 19 decks
+9% synergy
Kormus Bell
12% of 2253 decks
+12% synergy
Champion's Helm
12% of 2253 decks
+11% synergy
Brotherhood Regalia
11% of 1337 decks
+6% synergy
Wayfarer's Bauble
10% of 2253 decks
+0% synergy
Dingus Staff
10% of 2253 decks
+9% synergy
Contagion Engine
9% of 2253 decks
+8% synergy
The One Ring
9% of 2096 decks
+0% synergy
Winter Moon
9% of 1728 decks
+8% synergy
Contagion Clasp
8% of 2253 decks
+7% synergy
Spear of Heliod
8% of 93 decks
+7% synergy
Expedition Map
7% of 2253 decks
+4% synergy
Whispersilk Cloak
7% of 2253 decks
+3% synergy
Sinister Monolith
7% of 976 decks
+5% synergy
Lashwrithe
6% of 2253 decks
+6% synergy
Vorpal Sword
6% of 2228 decks
+5% synergy
Sword of the Animist
6% of 2250 decks
+2% synergy
Short Bow
6% of 673 decks
+4% synergy
Blade of the Bloodchief
6% of 2253 decks
+5% synergy
Skullclamp
6% of 2253 decks
-7% synergy
Enchantments
Black Market
58% of 2253 decks
+54% synergy
Pestilence
49% of 2253 decks
+48% synergy
Phyrexian Arena
42% of 2253 decks
+27% synergy
The Meathook Massacre
39% of 2225 decks
+34% synergy
Curse of Death's Hold
37% of 2253 decks
+37% synergy
Meathook Massacre II
33% of 639 decks
+29% synergy
Patient Rebuilding
30% of 174 decks
+30% synergy
In Bolas's Clutches
30% of 175 decks
+30% synergy
Noxious Field
29% of 2253 decks
+29% synergy
Revel in Riches
25% of 2248 decks
+22% synergy
Nest of Scarabs
23% of 2248 decks
+22% synergy
Black Market Connections
23% of 2192 decks
+12% synergy
Blowfly Infestation
19% of 2253 decks
+19% synergy
Grave Betrayal
17% of 2252 decks
+17% synergy
Ethereal Absolution
17% of 92 decks
+17% synergy
Moldervine Reclamation
16% of 119 decks
+7% synergy
Eternal Thirst
16% of 2251 decks
+15% synergy
Imminent Doom
15% of 123 decks
+15% synergy
The Elder Dragon War
15% of 99 decks
+15% synergy
Kaya's Ghostform
14% of 2243 decks
+10% synergy
Propaganda
14% of 176 decks
+2% synergy
Screams from Within
13% of 2253 decks
+13% synergy
Smothering Tithe
12% of 92 decks
-13% synergy
Exquisite Blood
12% of 2253 decks
+6% synergy
Rhystic Study
11% of 176 decks
-16% synergy
Illness in the Ranks
11% of 2252 decks
+11% synergy
Assemble the Legion
11% of 37 decks
+7% synergy
Animate Dead
11% of 2253 decks
+2% synergy
Ghostly Prison
11% of 93 decks
-1% synergy
Primal Vigor
11% of 121 decks
+8% synergy
Deathreap Ritual
11% of 121 decks
+6% synergy
Hardened Scales
11% of 121 decks
+2% synergy
Sanguine Bond
11% of 2253 decks
+5% synergy
Rhythm of the Wild
10% of 29 decks
-13% synergy
Doubling Season
10% of 121 decks
+1% synergy
Blind Obedience
10% of 93 decks
+3% synergy
Gossip's Talent
10% of 42 decks
+8% synergy
Flowering of the White Tree
9% of 53 decks
+4% synergy
Necropotence
9% of 2253 decks
+4% synergy
Abzan Ascendancy
9% of 35 decks
+7% synergy
Sterling Grove
9% of 35 decks
+1% synergy
Life and Limb
8% of 121 decks
+8% synergy
Virtue of Persistence
8% of 2024 decks
+5% synergy
Inexorable Tide
8% of 176 decks
+5% synergy
Prison Realm
8% of 92 decks
+7% synergy
Awakening Zone
7% of 121 decks
+5% synergy
Parallel Lives
7% of 121 decks
+0% synergy
Omniscience
7% of 176 decks
+5% synergy
Elder Mastery
7% of 74 decks
+7% synergy
In the Trenches
7% of 74 decks
+6% synergy
Planeswalkers
Domri, Anarch of Bolas
24% of 29 decks
+21% synergy
Liliana of the Dark Realms
24% of 2253 decks
+23% synergy
Liliana, Death Wielder
17% of 2248 decks
+17% synergy
Tezzeret, Agent of Bolas
12% of 176 decks
+12% synergy
Liliana, the Last Hope
6% of 2248 decks
+5% synergy
Sorin, Lord of Innistrad
5% of 93 decks
+4% synergy
Utility Lands
Cabal Coffers
53% of 2253 decks
+42% synergy
Bojuka Bog
46% of 2253 decks
+16% synergy
Spymaster's Vault
40% of 1684 decks
+36% synergy
Urborg, Tomb of Yawgmoth
37% of 2253 decks
+28% synergy
Reliquary Tower
35% of 2253 decks
+6% synergy
Cabal Stronghold
35% of 2246 decks
+31% synergy
Nykthos, Shrine to Nyx
30% of 2252 decks
+24% synergy
War Room
19% of 2233 decks
+13% synergy
Witch's Cottage
19% of 2239 decks
+15% synergy
Castle Locthwain
15% of 2239 decks
+10% synergy
Mortuary Mire
14% of 2249 decks
+10% synergy
Rogue's Passage
14% of 2252 decks
-6% synergy
Lilypad Village
13% of 45 decks
+11% synergy
Shizo, Death's Storehouse
12% of 2253 decks
+8% synergy
Command Beacon
11% of 2248 decks
+6% synergy
Takenuma, Abandoned Mire
10% of 2216 decks
-0% synergy
Grim Backwoods
10% of 121 decks
+6% synergy
Phyrexian Tower
10% of 2253 decks
+1% synergy
Ancient Tomb
9% of 2253 decks
-2% synergy
Grasping Dunes
8% of 2248 decks
+8% synergy
Temple of the False God
7% of 2253 decks
-3% synergy
Mosswort Bridge
7% of 121 decks
-4% synergy
Hall of Heliod's Generosity
7% of 92 decks
-0% synergy
Karn's Bastion
6% of 2243 decks
+1% synergy
Restless Vents
6% of 51 decks
+3% synergy
Mystic Sanctuary
6% of 170 decks
-6% synergy
Khalni Garden
6% of 121 decks
+4% synergy
Oran-Rief, the Vastwood
6% of 121 decks
+1% synergy
Thespian's Stage
6% of 2252 decks
+3% synergy
Shifting Woodland
6% of 52 decks
-4% synergy
Urza's Saga
5% of 2231 decks
-2% synergy
Vesuva
5% of 2253 decks
+4% synergy
Mana Artifacts
Sol Ring
87% of 2253 decks
+2% synergy
Arcane Signet
67% of 2239 decks
-5% synergy
Dimir Signet
30% of 176 decks
+0% synergy
Charcoal Diamond
28% of 2253 decks
+23% synergy
Mind Stone
28% of 2253 decks
+11% synergy
Thought Vessel
27% of 2248 decks
+11% synergy
Rakdos Signet
25% of 124 decks
-4% synergy
Izzet Signet
22% of 74 decks
-6% synergy
Orzhov Signet
20% of 93 decks
-6% synergy
Golgari Signet
18% of 121 decks
+6% synergy
Talisman of Dominance
18% of 176 decks
-14% synergy
Fellwar Stone
14% of 2253 decks
-7% synergy
Relic of Sauron
14% of 28 decks
+3% synergy
Throne of Eldraine
14% of 2021 decks
+12% synergy
Talisman of Resilience
13% of 119 decks
+2% synergy
Commander's Sphere
13% of 2250 decks
-2% synergy
Obelisk of Grixis
12% of 74 decks
+11% synergy
Caged Sun
12% of 2253 decks
+10% synergy
Marble Diamond
12% of 93 decks
+8% synergy
Gruul Signet
10% of 29 decks
-1% synergy
Talisman of Creativity
10% of 68 decks
-19% synergy
Talisman of Indulgence
9% of 124 decks
-18% synergy
Simic Signet
9% of 34 decks
-6% synergy
Talisman of Unity
9% of 35 decks
+1% synergy
Boros Signet
8% of 37 decks
-15% synergy
Sky Diamond
8% of 176 decks
+3% synergy
Worn Powerstone
8% of 2253 decks
+5% synergy
Talisman of Hierarchy
8% of 92 decks
-17% synergy
Jeweled Lotus
7% of 2233 decks
+2% synergy
Sceptre of Eternal Glory
7% of 2159 decks
+6% synergy
Fire Diamond
6% of 124 decks
+1% synergy
Extraplanar Lens
6% of 2253 decks
+5% synergy
Thran Dynamo
6% of 2253 decks
+1% synergy
Mana Crypt
5% of 2253 decks
-3% synergy
Lands
Crumbling Necropolis
53% of 74 decks
+22% synergy
Xander's Lounge
48% of 60 decks
+21% synergy
Steam Vents
36% of 74 decks
-2% synergy
Sunken Hollow
35% of 176 decks
+0% synergy
Dimir Aqueduct
31% of 176 decks
+14% synergy
Watery Grave
28% of 176 decks
-12% synergy
Stomping Ground
28% of 29 decks
-13% synergy
Drowned Catacomb
27% of 176 decks
+2% synergy
Cinder Barrens
27% of 123 decks
+25% synergy
Blazemire Verge
27% of 15 decks
+7% synergy
Dragonskull Summit
27% of 124 decks
-5% synergy
Blood Crypt
27% of 124 decks
-12% synergy
The World Tree
26% of 19 decks
-7% synergy
Myriad Landscape
26% of 2250 decks
+6% synergy
Morphic Pool
25% of 174 decks
-1% synergy
Shipwreck Marsh
25% of 161 decks
+6% synergy
Overgrown Tomb
25% of 121 decks
-17% synergy
Hallowed Fountain
24% of 34 decks
-17% synergy
Breeding Pool
24% of 34 decks
-17% synergy
Training Center
23% of 65 decks
-4% synergy
Temple Garden
23% of 35 decks
-17% synergy
Tainted Wood
22% of 121 decks
+9% synergy
Bloodfell Caves
22% of 124 decks
+15% synergy
Nomad Outpost
22% of 37 decks
-6% synergy
Sulfur Falls
22% of 74 decks
-9% synergy
Scoured Barrens
22% of 93 decks
+13% synergy
Orzhov Basilica
22% of 93 decks
+6% synergy
Undergrowth Stadium
21% of 118 decks
-5% synergy
Ziatora's Proving Ground
21% of 29 decks
-11% synergy
Woodland Cemetery
21% of 121 decks
-8% synergy
Crypt of the Eternals
21% of 73 decks
+20% synergy
Smoldering Marsh
19% of 124 decks
-13% synergy
Temple of Malady
19% of 121 decks
+3% synergy
Llanowar Wastes
19% of 121 decks
-7% synergy
Sacred Foundry
19% of 37 decks
-17% synergy
Seething Landscape
19% of 16 decks
+4% synergy
Temple of Deceit
19% of 176 decks
+2% synergy
Command Tower
18% of 2253 decks
-56% synergy
Orzhov Guildgate
18% of 93 decks
+14% synergy
Godless Shrine
18% of 93 decks
-22% synergy
Jungle Hollow
18% of 121 decks
+9% synergy
Thundering Falls
18% of 22 decks
+7% synergy
Darkwater Catacombs
18% of 176 decks
+3% synergy
Spara's Headquarters
18% of 22 decks
-13% synergy
Tundra
18% of 34 decks
+4% synergy
Tropical Island
18% of 34 decks
+4% synergy
Zagoth Triome
18% of 34 decks
-13% synergy
Izzet Boilerworks
18% of 74 decks
+1% synergy
Caves of Koilos
17% of 93 decks
-11% synergy
Dismal Backwater
17% of 176 decks
+10% synergy