Popi , Dimir trickster

Popi , Dimir trickster cost {1} lest to cast
for each time you deal damange this turn.
Protection from instants
{p/b}: You choose new tarjets for 1 damange dealt to tarjet permanent.
If you deal 5 damange to an opponent. , you may
pay {5}{b}{u} ,if you do , transform Popi , Dimir trickster.