edhseer Commander synergy, explained
Legendary Creature — Human Wizard
Mana cost: {3}{B}{B}
Create X 2/2 black Zombie creature tokens, where X is the sacrificed creature's power.
activated {B}, {T}, Sacrifice another creature —
activated {B}, {T}, Sacrifice another creature — makes the sacrificed creature's power tokens
Causes: sacrifice a creature, a creature dies, create a Zombie creature token, put a Zombie creature token onto the battlefield.
Cares about: a creature to sacrifice.
anything leaves the battlefield — 1 card in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
a Zombie enters the battlefield — 509 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
When a Zombie enters thanks to Ghoulcaller Gisa:
a Wizard creature enters the battlefield — 125 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
a nontoken creature is sacrificed — 698 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
When you sacrifice another creature to Ghoulcaller Gisa:
a creature is sacrificed — 699 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
When you sacrifice another creature to Ghoulcaller Gisa:
a creature in a graveyard — 1,237 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
Ghoulcaller Gisa puts cards into the:
417 other cards care about it too. These are the ones with the most connections.
a nontoken creature dies — 1,237 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
When you sacrifice another creature to Ghoulcaller Gisa:
22 other cards care about it too. These are the ones with the most connections.
a creature dies — 1,255 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
204 other cards care about it too. These are the ones with the most connections.
a creature goes to a graveyard — 1,280 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
5 other cards care about it too. These are the ones with the most connections.
anything is sacrificed — 1,292 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
1 other card cares about it too. These are the ones with the most connections.
a token is created — 726 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
When Ghoulcaller Gisa makes a Zombie token:
a nontoken creature leaves the battlefield — 1,393 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
When you sacrifice another creature to Ghoulcaller Gisa:
a creature leaves the battlefield — 1,418 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
6 other cards care about it too. These are the ones with the most connections.
a card in a graveyard — 2,555 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
147 other cards care about it too. These are the ones with the most connections.
a creature attacks — 3,478 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
69 other cards care about it too. These are the ones with the most connections.
anything attacks — 3,478 cards in Ghoulcaller Gisa's colors can cause this (Ghoulcaller Gisa is one).
27 other cards care about it too. These are the ones with the most connections.