Kaalia of the Vast

a Demon enters the battlefield — 233 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

1. Blood Speaker — When a Demon enters thanks to Kaalia of the Vast, Blood Speaker returns itself from the graveyard

an Angel enters the battlefield — 288 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

When an Angel enters thanks to Kaalia of the Vast:

1. Bishop of Wings — gains you 4 life
2. Youthful Valkyrie — puts a +1/+1 counter on itself
3. Seraph Sanctuary — gains you 1 life
4. Righteous Valkyrie — gains you that creature's toughness life

a nontoken Dragon enters the battlefield — 289 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

1. Lathliss, Dragon Queen — When a Dragon enters thanks to Kaalia of the Vast, Lathliss, Dragon Queen makes a token

a Dragon enters the battlefield — 317 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

When a Dragon enters thanks to Kaalia of the Vast:

1. Dragon Tempest — deals damage
2. Sarkhan, Dragon Ascendant — puts a +1/+1 counter on itself
3. Ganax, Astral Hunter — makes a token
4. Scourge of Valkas — deals damage
5. Bladewing's Thrall — returns itself from the graveyard
6. Dragon's Hoard — puts a gold counter on itself
7. Spit Flame — returns itself from the graveyard
8. Teeming Dragonstorm — triggers
9. Corroding Dragonstorm — triggers
10. Breaching Dragonstorm — triggers

a Cleric enters the battlefield — 598 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

1. Cleric of Life's Bond — When Kaalia of the Vast enters, Cleric of Life's Bond gains you 1 life

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

a Human enters the battlefield — 2,784 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

When Kaalia of the Vast enters:

1. General Kudro of Drannith — hits a graveyard
2. Thalia's Lieutenant — puts a +1/+1 counter on itself
3. Champion of the Parish — puts a +1/+1 counter on itself
4. Erkenbrand, Lord of Westfold — gives +1/+0
5. Beregond of the Guard — gives +1/+1
6. Théoden, King of Rohan — grants double strike
7. Vigilante Justice — deals 1 damage
8. Lossarnach Captain — taps a creature an opponent controls

anything attacks — 9,901 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

When Kaalia of the Vast attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Grim Javelineer — gives +1/+0
3. ED-E, Lonesome Eyebot — puts a quest counter on itself
4. Surgical Suite // Hospital Room — puts a counter on a creature
5. Caesar, Legion's Emperor — sacrifices a creature
6. Guide of Souls — triggers
7. Banon, the Returners' Leader — draws and discards
8. Three Dog, Galaxy News DJ — sacrifices an Aura
9. Inti, Seneschal of the Sun — triggers
10. Gut, True Soul Zealot — sacrifices a creature or artifact

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

a creature attacks — 9,901 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

When Kaalia of the Vast attacks:

1. Adaptive Omnitool — searches a library
2. Anthem of Rakdos — gives +2/+0
3. Invasion of New Capenna // Holy Frazzle-Cannon — puts counters on a permanent
4. Chorale of the Void — brings a card back
5. Anim Pakal, Thousandth Moon — puts a +1/+1 counter on itself
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. Total War — kills a creature
10. The Spear of Leonidas — triggers

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

a creature blocks — 9,901 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

When Kaalia of the Vast blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Carnage Gladiator — makes a player lose 1 life
3. Tide of War — sacrifices a creature
4. Dead-Iron Sledge — kills a creature

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

a nontoken creature attacks — 9,901 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

When Kaalia of the Vast attacks:

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

a creature enters the battlefield — 11,072 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

1. Slash, Reptile Rampager — When an Angel, Demon or Dragon enters thanks to Kaalia of the Vast, Slash, Reptile Rampager deals 2 damage
2. Gimli of the Glittering Caves — When Kaalia of the Vast enters, Gimli of the Glittering Caves puts counters on a permanent
3. The Neutrinos — When an Angel, Demon or Dragon enters thanks to Kaalia of the Vast, The Neutrinos gets +1/+0
4. Wingnut, Bat on the Belfry — When an Angel, Demon or Dragon enters thanks to Kaalia of the Vast, Wingnut, Bat on the Belfry grants flying, haste and menace
5. Aetherstorm Roc — When an Angel, Demon or Dragon enters thanks to Kaalia of the Vast, Aetherstorm Roc puts a counter on a permanent you control
6. Raphael, Most Attitude — When an Angel, Demon or Dragon enters thanks to Kaalia of the Vast, Raphael, Most Attitude exiles a card from your library
7. Vengeful Ancestor — When Vengeful Ancestor enters thanks to Kaalia of the Vast, it triggers

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

anything enters the battlefield — 15,360 cards in Kaalia of the Vast's colors can cause this (Kaalia of the Vast is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When an Angel, Demon or Dragon enters thanks to Kaalia of the Vast, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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