Suno, of the frosted tails

Vigilance, Menace
{b/r}{b/r}{b/r},{t}: Suno deals two damage to
any target then create a colorless snow enchantment name tail with "sacrifice 2 tail's
target creature gains Deathtouch and Doublestrike" and "{t}: add {s}"
{s}{s},{ut}: The owner of target permanent shuffles it into their library,
then reveals the top card of their library.
If it’s a permanent card, they put it onto the battlefield.