Golgari Keyrune

Artifact

Oracle text:

{T} : Add {B} or {G} .
{B} {G} : Golgari Keyrune becomes a 2/2 black and green Insect artifact creature with deathtouch until end of turn.

Like a single ant, it only hints at the colony below.

Collection:

Return to Ravnica

Rarity:

Uncommon