Stalwart Successor + Woe Strider + Rendclaw Trow

Stalwart Successor

Woe Strider

Rendclaw Trow

How it works

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