Liphanos, Chosen to Ruin

Annihilator 2, persist, deathtouch, partner

Commander Suspend 2 — {w}{u}{b}

At the beginning of your endstep if you control
8 or more creatures and you control Tiphales, Chosen to Save and Liphanos, Chosen to Ruin, exile them, then meld them into Tiphanos, Dreaded One