Onakke Oathkeeper

put a planeswalker into a graveyard — 232 cards in the game can cause this.

1. Argentum Masticore — Argentum Masticore puts cards into the graveyard that Onakke Oathkeeper can bring back
2. Cataclysmic Gearhulk — Cataclysmic Gearhulk puts cards into the graveyard that Onakke Oathkeeper can bring back
3. Celestial Kirin — Celestial Kirin puts cards into the graveyard that Onakke Oathkeeper can bring back
4. The Filigree Sylex — The Filigree Sylex puts cards into the graveyard that Onakke Oathkeeper can bring back
5. Coercive Portal — Coercive Portal puts cards into the graveyard that Onakke Oathkeeper can bring back
6. Ondu Inversion // Ondu Skyruins — Ondu Inversion // Ondu Skyruins puts cards into the graveyard that Onakke Oathkeeper can bring back
7. Oblivion Stone — Oblivion Stone puts cards into the graveyard that Onakke Oathkeeper can bring back
8. The Moment — The Moment puts cards into the graveyard that Onakke Oathkeeper can bring back
9. Lunatic Pandora — Lunatic Pandora puts cards into the graveyard that Onakke Oathkeeper can bring back
10. Ratchet Bomb — Ratchet Bomb puts cards into the graveyard that Onakke Oathkeeper can bring back

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

a planeswalker enters the battlefield — 366 cards in the game can cause this (Onakke Oathkeeper is one).

1. Liliana the Repentant — When Onakke Oathkeeper enters, Liliana the Repentant mills a card
2. Liliana the Faultless — When Onakke Oathkeeper enters, Liliana the Faultless gains you 1 life
3. Builder's Talent — When a planeswalker enters thanks to Onakke Oathkeeper, Builder's Talent puts a counter on a creature
4. Brainstealer Dragon — When a planeswalker enters thanks to Onakke Oathkeeper, Brainstealer Dragon makes a player lose life equal to its mana value
5. Cloudstone Curio — When a planeswalker enters thanks to Onakke Oathkeeper, Cloudstone Curio triggers

a nontoken Spirit deals combat damage — 725 cards in the game can cause this (Onakke Oathkeeper is one).

1. Millicent, Restless Revenant — When Onakke Oathkeeper deals combat damage, Millicent, Restless Revenant makes a token

a nontoken Spirit enters the battlefield — 727 cards in the game can cause this (Onakke Oathkeeper is one).

1. Baboon Spirit — When Onakke Oathkeeper enters, Baboon Spirit makes a token

a Spirit enters the battlefield — 863 cards in the game can cause this (Onakke Oathkeeper is one).

When Onakke Oathkeeper enters:

1. Mausoleum Wanderer — gets +1/+1
2. Drogskol Cavalry — gains you 2 life
3. Vanguard of the Restless — returns itself from the graveyard
4. Nebelgast Herald — taps a creature an opponent controls

a creature leaves a graveyard — 1,302 cards in the game can cause this (Onakke Oathkeeper is one).

When Onakke Oathkeeper leaves a graveyard:

1. Grim Reaper's Scythe — makes a token
2. Syr Konrad, the Grim — deals 1 damage
3. Cyan, Vengeful Samurai — puts a +1/+1 counter on itself
4. Along the Crooked Way — puts a counter on a Goblin or Army
5. Skeleton Crew — makes a token
6. Desecrated Tomb — makes a token
7. Chalk Outline — makes a token
8. Insidious Roots — makes a token
9. Undead Hand Ninja — makes each opponent lose 1 life
10. Erebos's Titan — triggers

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

anything is exiled — 2,497 cards in the game can cause this (Onakke Oathkeeper is one).

1. The War Doctor — When Onakke Oathkeeper is exiled, The War Doctor puts a time counter on itself

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

anything leaves a graveyard — 2,503 cards in the game can cause this (Onakke Oathkeeper is one).

When Onakke Oathkeeper leaves a graveyard:

1. Blastoneuron — makes each opponent lose 1 life
2. Defiled Crypt // Cadaver Lab — makes a token
3. Teval, the Balanced Scale — makes a token
4. Hologram Stalker — makes a token
5. Tormod, the Desecrator — makes a token
6. Quintorius, Field Historian — makes a token
7. Garrison Excavator — makes a token
8. Amzu, Swarm's Hunger — makes a token
9. Kirol, History Buff // Pack a Punch — becomes prepared
10. Teval's Judgment — triggers

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

anything attacks — 17,934 cards in the game can cause this (Onakke Oathkeeper is one).

When Onakke Oathkeeper attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Temmet, Naktamun's Will — draws you 1 card
3. Grim Javelineer — gives +1/+0
4. Invisible Woman — triggers
5. Caesar, Legion's Emperor — sacrifices a creature
6. Guide of Souls — triggers
7. Campsite Cuisine — sacrifices a Food
8. Gossip's Talent — triggers
9. Banon, the Returners' Leader — draws and discards
10. Toph, Earthbending Master — puts a counter on a permanent

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

a creature attacks — 17,934 cards in the game can cause this (Onakke Oathkeeper is one).

When Onakke Oathkeeper attacks:

1. Adaptive Omnitool — searches a library
2. Anthem of Rakdos — gives +2/+0
3. Kindred Discovery — draws you 1 card
4. Invasion of New Capenna // Holy Frazzle-Cannon — puts counters on a permanent
5. Chorale of the Void — brings a card back
6. Saw — sacrifices a creature
7. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
8. Ultima Weapon — kills a creature an opponent controls

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

a creature blocks — 17,934 cards in the game can cause this (Onakke Oathkeeper is one).

When Onakke Oathkeeper blocks:

1. Tide of War — sacrifices a creature
2. Dead-Iron Sledge — kills a creature

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

a creature is cast — 18,010 cards in the game can cause this (Onakke Oathkeeper is one).

1. God-Eternal Oketra — When Onakke Oathkeeper is cast, God-Eternal Oketra makes a token

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

a creature enters the battlefield — 19,800 cards in the game can cause this (Onakke Oathkeeper is one).

When Onakke Oathkeeper enters:

1. Slash, Reptile Rampager — deals 2 damage
2. Ray Fillet, Wave Warrior — puts a counter on itself
3. The Neutrinos — gets +1/+0
4. Wingnut, Bat on the Belfry — grants flying, haste and menace
5. Aetherstorm Roc — puts a counter on a permanent you control
6. Raphael, Most Attitude — exiles a card from your library

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

anything enters the battlefield — 26,499 cards in the game can cause this (Onakke Oathkeeper is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Onakke Oathkeeper enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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