Ugin, Dragon Sprit

: Whenever an Colorless creature enters the battlefield you may gain X life or have Ugin, Dragon Sprit deal X damage to any target
+1: Search your library for a colorless spell put it onto the battlefield without paying the spell's mana cost then shuffle your library.
-6: Colorless creatures get +4/+4 and lifelink, then tap up to three target creatures.