edhseer Commander synergy, explained
Legendary Artifact — Book
Mana cost: {B}{B}{B}
At the beginning of your end step, if you lost 2 or more life this turn, create a 2/2 black Zombie creature token.
triggered — makes a token
Create Vecna, a legendary 8/8 black Zombie God creature token with indestructible and all triggered abilities of the exiled cards.
activated {T}, Exile The Book of Vile Darkness and artifacts you control named Eye of Vecna and Hand of Vecna —
activated {T}, Exile The Book of Vile Darkness and artifacts you control named Eye of Vecna and Hand of Vecna — makes a token
Causes: create a Zombie creature token, put a Zombie creature token onto the battlefield, exile a Book artifact, exile an Eye artifact, a Book artifact leaves the battlefield, an Eye artifact leaves the battlefield, create a God creature token, put a God creature token onto the battlefield.
Cares about: an end step.
a nontoken artifact is exiled — 334 cards in the game can cause this (The Book of Vile Darkness is one).
When a Book or Eye is exiled thanks to The Book of Vile Darkness:
an artifact is exiled — 336 cards in the game can cause this (The Book of Vile Darkness is one).
1 other card cares about it too. These are the ones with the most connections.
a Zombie enters the battlefield — 795 cards in the game can cause this (The Book of Vile Darkness is one).
When a Zombie enters thanks to The Book of Vile Darkness:
an artifact leaves the battlefield — 1,680 cards in the game can cause this (The Book of Vile Darkness is one).
anything is exiled — 2,497 cards in the game can cause this (The Book of Vile Darkness is one).
a creature token enters the battlefield — 2,799 cards in the game can cause this (The Book of Vile Darkness is one).
When a Zombie enters thanks to The Book of Vile Darkness:
a creature token is created — 2,799 cards in the game can cause this (The Book of Vile Darkness is one).
3 other cards care about it too. These are the ones with the most connections.
an artifact is cast — 3,683 cards in the game can cause this (The Book of Vile Darkness is one).
When The Book of Vile Darkness is cast:
271 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 (The Book of Vile Darkness is one).
When a Zombie enters thanks to The Book of Vile Darkness:
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 (The Book of Vile Darkness is one).
When The Book of Vile Darkness makes a Zombie token:
17 other cards care about it too. These are the ones with the most connections.
a nontoken artifact enters the battlefield — 3,768 cards in the game can cause this (The Book of Vile Darkness is one).
When The Book of Vile Darkness enters:
an artifact enters the battlefield — 4,643 cards in the game can cause this (The Book of Vile Darkness is one).
When The Book of Vile Darkness enters:
57 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 (The Book of Vile Darkness is one).
When a Zombie enters thanks to The Book of Vile Darkness:
360 other cards care about it too. These are the ones with the most connections.