Stalwart Successor + Woodfall Primus + Phyrexian Altar
Stalwart Successor
Woodfall Primus
Phyrexian Altar
Infinite creature ETBInfinite creature LTBInfinite colored manaInfinite death triggersInfinite creature sacrifice triggersDestroy any number of noncreature permanentsLock
How it works
Activate Phyrexian Altar by sacrificing Woodfall Primus
When Woodfall Primus dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
When Woodfall Primus enters, it and Stalwart Successor trigger.
Resolve the Woodfall Primus trigger, destroying a noncreature permanent.
Resolve the Stalwart Successor trigger, putting a +1/+1 counter on Woodfall Primus