Choose any number of creatures target player controls. Choose the same number of creatures another target player controls. Those players exchange control of those creatures. (This effect lasts indefinitely.)
Untap target creature. After this main phase, there is an additional combat phase followed by an additional main phase.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Flying
Whenever this creature deals combat damage to a player, sacrifice all other permanents you control and discard your hand. Exile the top six cards of your library. You may cast any number of spells from among cards exiled this way without paying their mana costs.