edhseer Commander synergy, explained
Creature — Leviathan
Mana cost: {5}{U}{U}
Mutate {5}{U}
Whenever this creature mutates, tap up to X target creatures, where X is the number of times this creature has mutated. Those creatures don't untap during their controller's next untap step.
triggered —
triggered — keeps permanents from untapping
Causes: tap a creature.
Cares about: nothing.
hits creature — 2,298 cards in the game can cause this.
12 other cards care about it too. These are the ones with the most connections.
a creature becomes tapped — 565 cards in the game can cause this (Archipelagore is one).
When Archipelagore becomes tapped:
11 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 (Archipelagore is one).
When Archipelagore attacks:
111 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 (Archipelagore is one).
When Archipelagore attacks:
182 other cards care about it too. These are the ones with the most connections.
a creature blocks — 17,934 cards in the game can cause this (Archipelagore is one).
When Archipelagore blocks:
19 other cards care about it too. These are the ones with the most connections.
a nontoken creature attacks — 17,934 cards in the game can cause this (Archipelagore is one).
When Archipelagore attacks:
a creature deals combat damage — 17,934 cards in the game can cause this (Archipelagore is one).
196 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 (Archipelagore is one).
When Archipelagore enters:
299 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 (Archipelagore is one).
40 other cards care about it too. These are the ones with the most connections.