edhseer Commander synergy, explained
Instant // Instant
Mana cost: {3}{R} // {2}{U}
Refuse deals damage to target spell's controller equal to that spell's mana value.
on-cast — deals that spell's mana value damage
Aftermath
Copy target instant or sorcery spell. You may choose new targets for the copy.
on-cast — copies a spell
Causes: anything deals noncombat damage, copy an instant, copy a sorcery.
Cares about: nothing.
a sorcery is copied — 83 cards in the game can cause this (Refuse is one).
When Refuse // Cooperate is copied:
21 other cards care about it too. These are the ones with the most connections.
an instant is copied — 87 cards in the game can cause this (Refuse is one).
31 other cards care about it too. These are the ones with the most connections.
anything deals noncombat damage — 3,068 cards in the game can cause this (Refuse is one).
When Refuse // Cooperate deals noncombat damage:
37 other cards care about it too. These are the ones with the most connections.
life is lost — 3,160 cards in the game can cause this (Refuse is one).
When Refuse // Cooperate makes a player lose life:
46 other cards care about it too. These are the ones with the most connections.
an instant is cast — 3,931 cards in the game can cause this (Refuse is one).
When Refuse // Cooperate is cast:
427 other cards care about it too. These are the ones with the most connections.
anything is dealt damage — 19,812 cards in the game can cause this (Refuse is one).
When a player is dealt damage thanks to Refuse // Cooperate:
5 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 (Refuse is one).
When Refuse // Cooperate is cast:
5 other cards care about it too. These are the ones with the most connections.