edhseer Commander synergy, explained
Legendary Creature — Spirit Snake
Mana cost: {X}{X}
Omarthis enters with X +1/+1 counters on it.
static — arrives with counters
Whenever you put one or more +1/+1 counters on another colorless creature, you may put a +1/+1 counter on Omarthis.
triggered — puts a counter on it
When Omarthis dies, manifest a number of cards from the top of your library equal to the number of counters on it.
triggered —
Causes: put a counter on anything, put a counter on a creature, put anything onto the battlefield.
Cares about: a creature gets a counter.
a Spirit creature it boosts — 24 cards in Omarthis's colors can cause this.
23 other cards cause it too. These are the ones with the most connections.
put a counter on a creature — 157 cards in Omarthis's colors can cause this.
147 other cards cause it too. These are the ones with the most connections.
a creature attacks — 749 cards in Omarthis's colors can cause this (Omarthis is one).
When Omarthis, Ghostfire Initiate attacks:
26 other cards care about it too. These are the ones with the most connections.
anything attacks — 749 cards in Omarthis's colors can cause this (Omarthis is one).
When Omarthis, Ghostfire Initiate attacks:
2 other cards care about it too. These are the ones with the most connections.
a creature blocks — 749 cards in Omarthis's colors can cause this (Omarthis is one).
When Omarthis, Ghostfire Initiate blocks:
a creature is cast — 755 cards in Omarthis's colors can cause this (Omarthis is one).
When Omarthis, Ghostfire Initiate is cast:
5 other cards care about it too. These are the ones with the most connections.
a nontoken creature enters the battlefield — 784 cards in Omarthis's colors can cause this (Omarthis is one).
a creature enters the battlefield — 905 cards in Omarthis's colors can cause this (Omarthis is one).
When Omarthis, Ghostfire Initiate enters:
8 other cards care about it too. These are the ones with the most connections.