edhseer Commander synergy, explained
Sorcery
Mana cost: {3}{U}{B}
Each player mills two cards. Then you put a creature card from a graveyard onto the battlefield under your control.
on-cast — mills a card
on-cast — brings a card back
Causes: mill a card, put a creature onto the battlefield, a creature leaves a graveyard.
Cares about: a creature in a graveyard.
a card is milled — 772 cards in the game can cause this (Extract from Darkness is one).
a creature leaves a graveyard — 1,302 cards in the game can cause this (Extract from Darkness is one).
When a creature leaves a graveyard thanks to Extract from Darkness:
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 (Extract from Darkness is one).
When a creature leaves a graveyard thanks to Extract from Darkness:
13 other cards care about it too. These are the ones with the most connections.
a sorcery is cast — 3,720 cards in the game can cause this (Extract from Darkness is one).
When Extract from Darkness is cast:
424 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 (Extract from Darkness is one).
Extract from Darkness:
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 (Extract from Darkness is one).
When a card hits the graveyard thanks to Extract from Darkness:
2 other cards care about it too. These are the ones with the most connections.
a nontoken creature enters the battlefield — 18,448 cards in the game can cause this (Extract from Darkness is one).
32 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 (Extract from Darkness is one).
345 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 (Extract from Darkness is one).
36 other cards care about it too. These are the ones with the most connections.