Stalwart Successor, Woe Strider, and Putrid Goblin

Prerequisites

• Stalwart Successor on the battlefield
• Woe Strider on the battlefield
• Putrid Goblin on the battlefield

Steps

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

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite sacrifice triggers
• Infinite scry 1