Stalwart Successor + Lesser Masticore + Bartolomé del Presidio

Stalwart Successor

Lesser Masticore

Bartolomé del Presidio

How it works

1. Activate Bartolomé del Presidio by sacrificing Lesser Masticore
2. When Lesser Masticore dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. When Lesser Masticore enters, Stalwart Successor triggers, putting a +1/+1 counter on Lesser Masticore
4. Resolve the Bartolomé del Presidio ability.
5. Repeat.