Allister, Adept Hunter

As long as Allister, Adept Hunter has protection
from four or more different colors, it has double
strike and protection from colorless.
Whenever non-Human creature with power 3 or greater dies, put a +1/+1 counter on Allister.
{3}{g/u}, {t}: Search your library for an Equipment
card, reveal it, and put that card into your hand. Shuffle your library.