Sarhken, Dragonshifter

+1: Sarhken becomes a copy of target dragon
except it gains indestructible and haste.
-2: Sarhken deals damage to target creature
or planeswalker equal to the number of
dragons you control.
-8: Exile the top 10 cards of your library.
For each creature create a token that's a copy
of it, and for each instant and/or sorcery
copy the spell.