edhseer Commander synergy, explained
Sorcery
Mana cost: {B}{G}
Create X 2/2 black Zombie creature tokens with decayed, where X is half the number of creature cards in your graveyard, rounded up.
on-cast — makes a token
Flashback {3}{B}{G}
Causes: create a Zombie creature token, put a Zombie creature token onto the battlefield, a Zombie creature token dies.
Cares about: a creature in a graveyard.
anything leaves the battlefield — 1 card in the game can cause this (Ghoulcaller's Harvest is one).
2 other cards care about it too. These are the ones with the most connections.
a Zombie is put into a graveyard from the battlefield — 44 cards in the game can cause this (Ghoulcaller's Harvest is one).
When a Zombie is put into a graveyard from the battlefield thanks to Ghoulcaller's Harvest:
1 other card cares about it too. These are the ones with the most connections.
a creature token dies — 67 cards in the game can cause this (Ghoulcaller's Harvest is one).
When a Zombie dies thanks to Ghoulcaller's Harvest:
a creature token leaves the battlefield — 117 cards in the game can cause this (Ghoulcaller's Harvest is one).
When a Zombie leaves the battlefield thanks to Ghoulcaller's Harvest:
a token is put into a graveyard from the battlefield — 122 cards in the game can cause this (Ghoulcaller's Harvest is one).
a token leaves the battlefield — 182 cards in the game can cause this (Ghoulcaller's Harvest is one).
When a Zombie leaves the battlefield thanks to Ghoulcaller's Harvest:
4 other cards care about it too. These are the ones with the most connections.
a Zombie enters the battlefield — 795 cards in the game can cause this (Ghoulcaller's Harvest is one).
When a Zombie enters thanks to Ghoulcaller's Harvest:
provide a creature to sacrifice — 2,720 cards in the game can cause this.
2,719 other cards cause it too. These are the ones with the most connections.
a creature in a graveyard — 2,769 cards in the game can cause this (Ghoulcaller's Harvest is one).
2,763 other cards care about it too. These are the ones with the most connections.
a creature token enters the battlefield — 2,799 cards in the game can cause this (Ghoulcaller's Harvest is one).
When a Zombie enters thanks to Ghoulcaller's Harvest:
a creature token is created — 2,799 cards in the game can cause this (Ghoulcaller's Harvest is one).
3 other cards care about it too. These are the ones with the most connections.
a creature dies — 2,830 cards in the game can cause this (Ghoulcaller's Harvest is one).
When a Zombie dies thanks to Ghoulcaller's Harvest:
426 other cards care about it too. These are the ones with the most connections.
a token enters the battlefield — 3,710 cards in the game can cause this (Ghoulcaller's Harvest is one).
When a Zombie enters thanks to Ghoulcaller's Harvest:
3 other cards care about it too. These are the ones with the most connections.
a token is created — 3,711 cards in the game can cause this (Ghoulcaller's Harvest is one).
When Ghoulcaller's Harvest makes a Zombie token:
17 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 (Ghoulcaller's Harvest is one).
When Ghoulcaller's Harvest is cast:
429 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 (Ghoulcaller's Harvest is one).
365 other cards care about it too. These are the ones with the most connections.