Colony Uniter

All Eldrazi gain the Sliver type
All Sliver gain the Eldrazi type, Devoid (This
card has no color.) , and "{7}: Until end of turn,
this creature gains Annihilator 1 (Whenever this
creature attacks, defending player sacrifices a
permanent.)
"Some things Should NOT BE." - Sorin asserts.
"Show me one!" - Hahiri demands.
"That." - Ugin proclaimed.