Emrakul, The Second Son

Goyfcraft -This spell costs {1} less to cast for each
permanent type among permeants you control
When Emrakul enters the battlefield gain control
of one permanent of each color, then destroy all
other permanents that are one or more colors.
Flying, Protection from multicolored. When
Emrakul, is put into a graveyard from anywhere,
its owner shuffles their graveyard into
their library.