edhseer Commander synergy, explained
Artifact
Mana cost: {3}
Add {B} or {G}.
activated {T} — adds 1 mana
This artifact becomes a 2/2 black and green Insect artifact creature with deathtouch until end of turn.
activated {B}{G} — turns something into a creature
Causes: nothing.
Cares about: nothing.
an artifact is cast — 3,683 cards in the game can cause this (Golgari Keyrune is one).
When Golgari Keyrune is cast:
271 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 (Golgari Keyrune is one).
When Golgari Keyrune enters:
an artifact enters the battlefield — 4,643 cards in the game can cause this (Golgari Keyrune is one).
When Golgari Keyrune enters:
55 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 (Golgari Keyrune is one).
When Golgari Keyrune enters:
39 other cards care about it too. These are the ones with the most connections.
anything is cast — 31,128 cards in the game can cause this (Golgari Keyrune is one).
When Golgari Keyrune is cast:
10 other cards care about it too. These are the ones with the most connections.