Ob Nixilis, Unshackled

a Demon enters the battlefield — 170 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

1. Blood Speaker — When Ob Nixilis, Unshackled enters, Blood Speaker returns itself from the graveyard

search your library — 258 cards in Ob Nixilis's colors can cause this.

1. The Rise of Sozin // Fire Lord Sozin — When a permanent searches a library thanks to The Rise of Sozin // Fire Lord Sozin, Ob Nixilis, Unshackled makes an opponent sacrifice a creature
2. Deadly Cover-Up — When a permanent searches a library thanks to Deadly Cover-Up, Ob Nixilis, Unshackled makes an opponent sacrifice a creature
3. Life's Finale — When a creature searches a library thanks to Life's Finale, Ob Nixilis, Unshackled makes an opponent sacrifice a creature
4. Necromentia — When a permanent searches a library thanks to Necromentia, Ob Nixilis, Unshackled makes an opponent sacrifice a creature
5. Grinning Totem — When a permanent searches a library thanks to Grinning Totem, Ob Nixilis, Unshackled makes an opponent sacrifice a creature
6. Jester's Cap — When a permanent searches a library thanks to Jester's Cap, Ob Nixilis, Unshackled makes an opponent sacrifice a creature
7. Jester's Mask — When a permanent searches a library thanks to Jester's Mask, Ob Nixilis, Unshackled makes an opponent sacrifice a creature
8. Maralen of the Mornsong — When a permanent searches a library thanks to Maralen of the Mornsong, Ob Nixilis, Unshackled makes an opponent sacrifice a creature
9. Earwig Squad — When a permanent searches a library thanks to Earwig Squad, Ob Nixilis, Unshackled makes an opponent sacrifice a creature
10. Varragoth, Bloodsky Sire — When a permanent searches a library thanks to Varragoth, Bloodsky Sire, Ob Nixilis, Unshackled makes an opponent sacrifice a creature

248 other cards cause it too. These are the ones with the most connections.

a nontoken creature is sacrificed — 698 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

1. Fumulus, the Infestation — When a creature is sacrificed thanks to Ob Nixilis, Unshackled, Fumulus, the Infestation makes a token

1 other card cares about it too. These are the ones with the most connections.

a creature is sacrificed — 699 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

When a creature is sacrificed thanks to Ob Nixilis, Unshackled:

1. Zodiark, Umbral God — puts a +1/+1 counter on itself
2. Evin, Waterdeep Opportunist — makes a token
3. Mortician Beetle — puts a +1/+1 counter on itself

6 other cards care about it too. These are the ones with the most connections.

a creature gets a counter — 542 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

When Ob Nixilis, Unshackled gets a counter:

1. Bold Plagiarist — puts counters on a permanent
2. Omarthis, Ghostfire Initiate — puts a counter on a permanent

2 other cards care about it too. These are the ones with the most connections.

a creature in a graveyard — 1,237 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

Ob Nixilis, Unshackled:

1. Chainer, Dementia Master — puts cards into the graveyard that Chainer, Dementia Master can bring back
2. The Deck of Many Things — puts cards into the graveyard that The Deck of Many Things can bring back
3. Afterlife from the Loam — puts cards into the graveyard that Afterlife from the Loam can bring back
4. Virtus's Maneuver — puts cards into the graveyard that Virtus's Maneuver can bring back
5. Quest for the Necropolis — puts cards into the graveyard that Quest for the Necropolis can bring back
6. Sheoldred // The True Scriptures — puts cards into the graveyard that Sheoldred // The True Scriptures can bring back
7. Demon of Dark Schemes — puts cards into the graveyard that Demon of Dark Schemes can bring back
8. Avatar of Woe — fills a graveyard toward the 10 or more creature cards Avatar of Woe needs
9. Portal to Phyrexia — puts cards into the graveyard that Portal to Phyrexia can bring back
10. The Eldest Reborn — puts cards into the graveyard that The Eldest Reborn can bring back

417 other cards care about it too. These are the ones with the most connections.

a nontoken creature dies — 1,237 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

When a creature dies thanks to Ob Nixilis, Unshackled:

1. High-Society Hunter — draws you 1 card
2. Overseer of the Damned — makes a token
3. Shelob, Dread Weaver — hits a graveyard
4. Ghoulish Procession — makes a token
5. Ogre Slumlord — makes a token
6. Minotaur, Roxxon CEO — makes a token
7. Harvester of Souls — draws you 1 card
8. Fire Nation Sentinels — puts a counter on a creature
9. Magus of the Bridge — exiles itself
10. Koh, the Face Stealer — exiles it

22 other cards care about it too. These are the ones with the most connections.

a creature dies — 1,255 cards in Ob Nixilis's colors can cause this.

1. Shadows of the Past — When a creature dies thanks to Ob Nixilis, Unshackled, Shadows of the Past scries
2. Shriveling Rot — When a creature dies thanks to Ob Nixilis, Unshackled, Shriveling Rot makes a player lose life equal to its toughness
3. Meathook Massacre II — When a creature dies thanks to Ob Nixilis, Unshackled, Meathook Massacre II brings a card back
4. Ashnod's Intervention — When a creature dies thanks to Ob Nixilis, Unshackled, Ashnod's Intervention brings a card back
5. Malakir Rebirth // Malakir Mire — When a creature dies thanks to Ob Nixilis, Unshackled, Malakir Rebirth // Malakir Mire brings a card back
6. Lim-Dûl the Necromancer — When a creature dies thanks to Ob Nixilis, Unshackled, Lim-Dûl the Necromancer brings a card back
7. Undying Malice — When a creature dies thanks to Ob Nixilis, Unshackled, Undying Malice brings a card back
8. Feign Death — When a creature dies thanks to Ob Nixilis, Unshackled, Feign Death brings a card back
9. Demonic Gifts — When a creature dies thanks to Ob Nixilis, Unshackled, Demonic Gifts brings a card back
10. Unholy Indenture — When a creature dies thanks to Ob Nixilis, Unshackled, Unholy Indenture brings a card back
11. Fire Navy Trebuchet — When a Construct dies thanks to Fire Navy Trebuchet, Ob Nixilis, Unshackled puts a +1/+1 counter on itself
12. Razaketh, the Foulblooded — When you sacrifice another creature to Razaketh, the Foulblooded, Ob Nixilis, Unshackled puts a +1/+1 counter on itself
13. Shadowborn Apostle — When Shadowborn Apostle dies, Ob Nixilis, Unshackled puts a +1/+1 counter on itself
14. Demon's Herald — When you sacrifice a blue creature to Demon's Herald, Ob Nixilis, Unshackled puts a +1/+1 counter on itself
15. Corpse Harvester — When you sacrifice a creature to Corpse Harvester, Ob Nixilis, Unshackled puts a +1/+1 counter on itself
16. Cateran Overlord — When you sacrifice a creature to Cateran Overlord, Ob Nixilis, Unshackled puts a +1/+1 counter on itself
17. Urborg Panther — When you sacrifice a creature named Feral Shadow to Urborg Panther, Ob Nixilis, Unshackled puts a +1/+1 counter on itself
18. Pyre of Heroes — When you sacrifice a creature to Pyre of Heroes, Ob Nixilis, Unshackled puts a +1/+1 counter on itself
19. Diabolic Intent — When a creature dies thanks to Diabolic Intent, Ob Nixilis, Unshackled puts a +1/+1 counter on itself
20. Burnished Hart — When Burnished Hart dies, Ob Nixilis, Unshackled puts a +1/+1 counter on itself

223 other cards care about it too. These are the ones with the most connections.

a creature goes to a graveyard — 1,280 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

When a creature hits the graveyard thanks to Ob Nixilis, Unshackled:

1. Lorcan, Warlock Collector — brings a card back
2. Profane Memento — gains you 1 life

4 other cards care about it too. These are the ones with the most connections.

life is lost — 1,256 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

When a permanent makes a player lose life thanks to Ob Nixilis, Unshackled:

1. Hour of Victory — raises your speed
2. Walking Sarcophagus — raises your speed
3. Gas Guzzler — raises your speed
4. Gastal Raider — raises your speed
5. Risen Necroregent — raises your speed
6. The Master of Lake-town — mills a card
7. Starting Column — raises your speed
8. Momentum Breaker — raises your speed
9. Racers' Scoreboard — raises your speed
10. Bloodthirsty Conqueror — gains you that much life

16 other cards care about it too. These are the ones with the most connections.

a creature leaves the battlefield — 1,418 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

When a creature leaves the battlefield thanks to Ob Nixilis, Unshackled:

1. Extractor Demon — mills a card
2. Traveling Plague — returns itself from the graveyard
3. Funeral March — makes a player sacrifice a creature

8 other cards care about it too. These are the ones with the most connections.

a card in a graveyard — 2,555 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

1. Heart-Shaped Herb — Ob Nixilis, Unshackled puts cards into the graveyard that Heart-Shaped Herb can bring back
2. Tergrid, God of Fright // Tergrid's Lantern — Ob Nixilis, Unshackled puts cards into the graveyard that Tergrid, God of Fright // Tergrid's Lantern can bring back
3. Dauthi Voidwalker — Cards Ob Nixilis, Unshackled would put into an opponent's graveyard are exiled by Dauthi Voidwalker instead, and it can play from among them
4. Thieves' Guild Enforcer — Ob Nixilis, Unshackled fills an opponent's graveyard toward the 8 or more cards Thieves' Guild Enforcer needs
5. Reito Sentinel — Ob Nixilis, Unshackled puts cards into the graveyard that Reito Sentinel can bring back

143 other cards care about it too. These are the ones with the most connections.

a creature attacks — 3,478 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

1. Chorale of the Void — When Ob Nixilis, Unshackled attacks, Chorale of the Void brings a card back

63 other cards care about it too. These are the ones with the most connections.

anything attacks — 3,478 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

1. Grim Javelineer — When Ob Nixilis, Unshackled attacks, Grim Javelineer gives +1/+0

24 other cards care about it too. These are the ones with the most connections.

a creature enters the battlefield — 3,967 cards in Ob Nixilis's colors can cause this (Ob Nixilis is one).

1. Liliana the Repentant — When Ob Nixilis, Unshackled enters, Liliana the Repentant mills a card

106 other cards care about it too. These are the ones with the most connections.