Banshee

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

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

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

1. Baboon Spirit — When Banshee enters, Baboon Spirit makes a token

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

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

anything deals noncombat damage — 3,068 cards in the game can cause this (Banshee is one).

When Banshee deals noncombat damage:

1. Quest for Pure Flame — puts a quest counter on itself
2. Soul-Scar Mage — puts that many counters on a permanent
3. Fear of Burning Alive — deals that amount damage
4. Niv-Mizzet, Visionary — draws you that many cards
5. Chandra's Incinerator — deals that much damage
6. Chandra's Pyreling — gets +1/+0
7. Talon of Pain — puts a charge counter on itself
8. Asgardian Inspiration — returns itself from the graveyard
9. Thor, Guardian of Midgard — exiles a card from your library
10. Virtue of Courage // Embereth Blaze — exiles a card from your library

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

life is lost — 3,160 cards in the game can cause this (Banshee is one).

When Banshee makes a player lose life:

1. Far Fortune, End Boss — raises your speed
2. Zahur, Glory's Past — raises your speed
3. Mendicant Core, Guidelight — raises your speed
4. Aether Syphon — raises your speed
5. Vnwxt, Verbose Host — raises your speed
6. Embalmed Ascendant — raises your speed
7. Slick Imitator — raises your speed
8. Oath of Lim-Dûl — sacrifices an enchantment
9. Marina Vendrell's Grimoire — triggers
10. Lich's Mastery — triggers

46 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 (Banshee is one).

When Banshee attacks:

1. Anthem of Rakdos — gives +2/+0
2. Adaptive Omnitool — searches a library
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. Anim Pakal, Thousandth Moon — puts a +1/+1 counter on itself
7. Saw — sacrifices a creature
8. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
9. Ultima Weapon — kills a creature an opponent controls
10. Total War — kills a creature

180 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 (Banshee is one).

When Banshee attacks:

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

111 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 (Banshee is one).

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

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

a creature deals combat damage — 17,934 cards in the game can cause this (Banshee is one).

1. Primo, the Unbounded — When Banshee deals combat damage, Primo, the Unbounded makes a token

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

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

When Banshee attacks:

1. Mardu Ascendancy — makes a token
2. Basri Ket — makes a token

1 other card cares 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 (Banshee is one).

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

306 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 (Banshee is one).

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

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