edhseer Commander synergy, explained
Instant
Mana cost: {G}
Target creature you control gains hexproof until end of turn. Remove all -1/-1 counters from it.
on-cast — grants a keyword
on-cast —
Causes: remove a counter from anything.
Cares about: nothing.
an instant is cast — 3,931 cards in the game can cause this (Hapatra's Mark is one).
When Hapatra's Mark is cast:
427 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 (Hapatra's Mark is one).
When Hapatra's Mark is cast:
5 other cards care about it too. These are the ones with the most connections.