Stalwart Successor + Woe Strider + Wingrattle Scarecrow

Stalwart Successor

Woe Strider

Wingrattle Scarecrow

How it works

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