+Refus (6)
Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with ", Sacrifice this token: Add one mana of any color.")
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)
Choose one or both —
• Counter target spell.
• Draw two cards, then discard a card.
Aftermath (Cast this spell only from your graveyard. Then exile it.)
Copy target instant or sorcery spell. You may choose new targets for the copy.
Refuse deals damage to target spell's controller equal to that spell's mana value.
Target creature gets +2/+7 until end of turn. Untap it.
Discard any number of cards. Counter target spell unless its controller pays for each card discarded this way.
Gatherer works better in the Companion app!
or one mana of that creature's color.)