edhseer Commander synergy, explained
Instant
Mana cost: {1}{W}
Creatures you control gain protection from non-Human creatures until end of turn.
on-cast — grants a keyword
Causes: nothing.
Cares about: nothing.
an instant is cast — 3,931 cards in the game can cause this (Spare from Evil is one).
When Spare from Evil 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 (Spare from Evil is one).
When Spare from Evil is cast:
5 other cards care about it too. These are the ones with the most connections.