Nish, the Deathwind

Vigilance, double strike, haste
Whenever you cast a blue spell you may pay {r/w}. If you do, Nish, the Deathwind gains flying
until end of turn.
Whenever you cast a white spell you may pay {u/r}. If you do, Nish the Deathwind gains
hexproof until end of turn.
Whenever you cast a red spell you may pay {w/u}. If you do, Nish the Deathwind deals 2
damage to up to two target creatures.