edhseer Commander synergy, explained
Creature — Vampire
Mana cost: {B}{R}
When this creature enters, create a Blood token.
triggered — makes a token
Target creature gets -X/-X until end of turn, where X is twice the number of Blood tokens you control. Activate only as a sorcery.
activated {T}, Sacrifice this creature —
activated {T}, Sacrifice this creature — shrinks a creature
Causes: create a Blood artifact token, put a Blood artifact token onto the battlefield, sacrifice a creature, a creature dies.
Cares about: a Blood you control.
a Vampire creature in a graveyard — 8 cards in the game can cause this (Bloodtithe Harvester is one).
a nontoken Vampire is put into a graveyard from the battlefield — 13 cards in the game can cause this (Bloodtithe Harvester is one).
When Bloodtithe Harvester is put into a graveyard from the battlefield:
a Vampire in a graveyard — 13 cards in the game can cause this (Bloodtithe Harvester is one).
When Bloodtithe Harvester is in the graveyard:
a Vampire is put into a graveyard from the battlefield — 14 cards in the game can cause this (Bloodtithe Harvester is one).
When Bloodtithe Harvester is put into a graveyard from the battlefield:
a Blood token is created — 39 cards in the game can cause this (Bloodtithe Harvester is one).
a Vampire attacks — 484 cards in the game can cause this (Bloodtithe Harvester is one).
When Bloodtithe Harvester attacks:
a nontoken Vampire attacks — 484 cards in the game can cause this (Bloodtithe Harvester is one).
a Vampire creature is cast — 484 cards in the game can cause this (Bloodtithe Harvester is one).
a Vampire deals combat damage — 484 cards in the game can cause this (Bloodtithe Harvester is one).
When Bloodtithe Harvester deals combat damage:
a Vampire enters the battlefield — 500 cards in the game can cause this (Bloodtithe Harvester is one).
When Bloodtithe Harvester enters:
a nontoken creature is sacrificed — 1,714 cards in the game can cause this (Bloodtithe Harvester is one).
When you sacrifice Bloodtithe Harvester:
a creature is sacrificed — 1,741 cards in the game can cause this (Bloodtithe Harvester is one).
When you sacrifice Bloodtithe Harvester:
19 other cards care about it too. These are the ones with the most connections.
a creature in a graveyard — 2,769 cards in the game can cause this (Bloodtithe Harvester is one).
When Bloodtithe Harvester is in the graveyard:
799 other cards care about it too. These are the ones with the most connections.
a nontoken creature dies — 2,769 cards in the game can cause this (Bloodtithe Harvester is one).
When Bloodtithe Harvester dies:
60 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 (Bloodtithe Harvester is one).
When Bloodtithe Harvester dies:
459 other cards care about it too. These are the ones with the most connections.
a creature leaves the battlefield — 4,238 cards in the game can cause this (Bloodtithe Harvester is one).
34 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 (Bloodtithe Harvester is one).
443 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 (Bloodtithe Harvester is one).
157 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 (Bloodtithe Harvester is one).
227 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 (Bloodtithe Harvester is one).
When Bloodtithe Harvester enters:
473 other cards care about it too. These are the ones with the most connections.