edhseer Commander synergy, explained
Instant
Mana cost: {7}
Exile target permanent.
on-cast —
Causes: exile a permanent, a permanent leaves the battlefield.
Cares about: nothing.
a permanent leaves the battlefield — 315 cards in the game can cause this (Scour from Existence is one).
1 other card cares about it too. These are the ones with the most connections.
anything is exiled — 2,497 cards in the game can cause this (Scour from Existence is one).
an instant is cast — 3,931 cards in the game can cause this (Scour from Existence is one).
When Scour from Existence 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 (Scour from Existence is one).
When Scour from Existence is cast:
5 other cards care about it too. These are the ones with the most connections.