Create a token that's a copy of target creature you control, except it has haste and "At the beginning of the end step, sacrifice this token."
Flashback {2}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
"The dragon roared and the storm thundered back."
Flashback
Format Legality
Standard Legal
Pioneer Legal
Modern Legal
Legacy Legal
Vintage Legal
Commander Legal
Pauper Not_legal