edhseer Commander synergy, explained
Creature — Bird Horror
Mana cost: {5}{U}
Flying
Whenever you attack with one or more creatures, target player mills that many cards.
triggered — mills a card
Put this card from your graveyard into your library second from the top.
activated {2}{U} — brings a card back
Causes: mill a card, anything leaves a graveyard.
Cares about: a creature attacks.
hits creature — 2,298 cards in the game can cause this.
12 other cards care about it too. These are the ones with the most connections.
a Horror deals combat damage — 382 cards in the game can cause this (Screaming Swarm is one).
a Bird attacks — 486 cards in the game can cause this (Screaming Swarm is one).
When Screaming Swarm attacks:
a Bird creature is cast — 486 cards in the game can cause this (Screaming Swarm is one).
1 other card cares about it too. These are the ones with the most connections.
a Bird deals combat damage — 486 cards in the game can cause this (Screaming Swarm is one).
a nontoken Bird enters the battlefield — 487 cards in the game can cause this (Screaming Swarm is one).
a Bird enters the battlefield — 538 cards in the game can cause this (Screaming Swarm is one).
1 other card cares about it too. These are the ones with the most connections.
a card is milled — 772 cards in the game can cause this (Screaming Swarm is one).
a creature leaves a graveyard — 1,302 cards in the game can cause this (Screaming Swarm is one).
When Screaming Swarm leaves a graveyard:
3 other cards care about it too. These are the ones with the most connections.
anything leaves a graveyard — 2,503 cards in the game can cause this (Screaming Swarm is one).
When Screaming Swarm leaves a graveyard:
13 other cards care about it too. These are the ones with the most connections.
a card in a graveyard — 7,589 cards in the game can cause this (Screaming Swarm is one).
434 other cards care about it too. These are the ones with the most connections.
anything goes to a graveyard — 7,589 cards in the game can cause this (Screaming Swarm is one).
When a card hits the graveyard thanks to Screaming Swarm:
2 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 (Screaming Swarm is one).
When Screaming Swarm attacks:
125 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.
17,924 other cards cause it too. These are the ones with the most connections.
anything enters the battlefield — 26,499 cards in the game can cause this (Screaming Swarm is one).
56 other cards care about it too. These are the ones with the most connections.