Stalwart Successor, Wingrattle Scarecrow, and Bartolomé del Presidio

Prerequisites

• Stalwart Successor on the battlefield
• Wingrattle Scarecrow on the battlefield
• Bartolomé del Presidio on the battlefield

Steps

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

Results

• Infinite +1/+1 counters on a creature
• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite sacrifice triggers