{T}: Add {C} to your mana pool.

{R}, {T}: Target creature gains the Chaos keyword until end of turn. (Whenever a spell or ability causes a player to shuffle their library, that player may exile the top two cards of their library. Until end of turn, they may play one of those cards.)

{B}, {T}: Target creature gains the Reaper keyword until end of turn. (Whenever a creature with Reaper deals combat damage to a player, you may sacrifice it. If you do, that player discards a card and loses 2 life.)