edhseer Commander synergy, explained
Instant
Mana cost: {1}{B}
Exile the top card of your library. You may put that card into your hand unless it has the same name as another card exiled this way. Repeat this process until you put a card into your hand or you exile two cards with the same name, whichever comes first.
on-cast —
Causes: exile a card.
Cares about: nothing.
anything is exiled — 2,497 cards in the game can cause this (Tainted Pact is one).
an instant is cast — 3,931 cards in the game can cause this (Tainted Pact is one).
When Tainted Pact 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 (Tainted Pact is one).
When Tainted Pact is cast:
5 other cards care about it too. These are the ones with the most connections.