Stalwart Successor, Bartolomé del Presidio, and Obstinate Gargoyle

Prerequisites

• Stalwart Successor on the battlefield
• Bartolomé del Presidio on the battlefield
• Obstinate Gargoyle on the battlefield

Steps

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