King of the Oathbreakers

a Spirit enters the battlefield — 422 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When a Spirit enters thanks to King of the Oathbreakers:

1. Drogskol Cavalry — gains you 2 life
2. Vanguard of the Restless — returns itself from the graveyard

a creature token enters the battlefield — 1,125 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When a Spirit enters thanks to King of the Oathbreakers:

1. Securitron Squadron — puts a counter on a permanent
2. Anointer Priest — gains you 1 life
3. Nesting Dovehawk — puts a +1/+1 counter on itself

a creature token is created — 1,125 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

1. Staff of the Storyteller — When King of the Oathbreakers makes a Spirit token, Staff of the Storyteller puts a story counter on itself

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

a token enters the battlefield — 1,433 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When a Spirit enters thanks to King of the Oathbreakers:

1. Baron Bertram Graywater — makes a token
2. Belladonna Took — gains you 1 life
3. Kambal, Profiteering Mayor — makes each opponent lose 1 life
4. Lucy MacLean, Positively Armed — makes a token
5. Caretaker's Talent — draws you 1 card
6. Spiritcall Enthusiast // Scrollboost — becomes prepared

a token is created — 1,434 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When King of the Oathbreakers makes a Spirit token:

1. Idol of Oblivion — draws you 1 card
2. Rosie Cotton of South Lane — puts a counter on a permanent
3. Mirkwood Bats — makes each opponent lose 1 life

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

a creature attacks — 6,543 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When King of the Oathbreakers attacks:

1. Adaptive Omnitool — searches a library
2. Invasion of New Capenna // Holy Frazzle-Cannon — puts counters on a permanent
3. Chorale of the Void — brings a card back
4. Staff of Titania — makes a token
5. Glory Bearers — gives +0/+1
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
9. Super-Soldier Serum — triggers
10. Throwing Knife — sacrifices itself

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

anything attacks — 6,543 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When King of the Oathbreakers attacks:

1. Grim Javelineer — gives +1/+0
2. ED-E, Lonesome Eyebot — puts a quest counter on itself
3. Surgical Suite // Hospital Room — puts a counter on a creature
4. Fire Navy Trebuchet — makes a token
5. Apothecary White — makes a token
6. Clavileño, First of the Blessed — turns something into a creature
7. Adeline, Resplendent Cathar — makes a token
8. Dalkovan Encampment — makes 2 tokens
9. Guide of Souls — triggers
10. Warren Warleader — triggers

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

a creature blocks — 6,543 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When King of the Oathbreakers blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Barrow-Blade — strips abilities
3. Noble Stand — gains you 2 life
4. Battle Cry — gives +0/+1
5. Dead-Iron Sledge — kills a creature

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

a nontoken creature attacks — 6,543 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When King of the Oathbreakers attacks:

1. Basri Ket — makes a token
2. Militia's Pride — makes a token

a creature deals combat damage — 6,543 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When King of the Oathbreakers deals combat damage:

1. Antagonist Incorporator — makes a token
2. Hive Mind Coprocessor — makes you lose life

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

a creature is cast — 6,565 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When King of the Oathbreakers is cast:

1. Endrek Sahr, Master Breeder — makes that spell's mana value tokens
2. God-Eternal Oketra — makes a token
3. Oketra's Monument — makes a token
4. Skittering Horror — sacrifices itself
5. Skittering Skirge — sacrifices itself
6. Skittering Monstrosity — sacrifices itself
7. Oltec Matterweaver — triggers
8. Pure Reflection — kills a Reflection
9. Abigale, Poet Laureate // Heroic Stanza — becomes prepared
10. Flickering Hound — flickers a creature you control

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

a nontoken creature enters the battlefield — 6,870 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

When King of the Oathbreakers enters:

1. Angelic Sell-Sword — makes a token
2. Spirit Bonds — makes a token
3. Metastatic Evangel — proliferates
4. Radiant Solar — triggers

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

a creature enters the battlefield — 7,459 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

1. Aetherstorm Roc — When a Spirit enters thanks to King of the Oathbreakers, Aetherstorm Roc puts a counter on a permanent you control

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

anything enters the battlefield — 10,830 cards in King of the Oathbreakers's colors can cause this (King of the Oathbreakers is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When a Spirit enters thanks to King of the Oathbreakers, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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