Alduen Silverthorn

First strike, haste, menace

Lifebond
When Alduen Silverthorn dies, if it had X +1/+1 counters on it and was bonded, return it to the battlefield with X +1/+1 counters on it.
{b}{g}, {t}, put a -1/-1 counter on a creature bonded with Alduen: Put a +1/+1 counter on Alduen.