Kokucho Sojutsu

Create two 1/2 blue Bird creature tokens with flying named Storm Crow
Bado Sutoraiku —Until end of turn Birds you control gain "{3}{b}: This creature gets +1/+0 and gains 'Sacrifice this creature at the beginning of the next end step.'. Until end of turn when this creature dies this turn it deals damage equal to its power to any nonplayer target. Activate only once".

Flashback {4}{p/b}{b},Exile four other cards from your graveyard.