Oathkeeper, Takeno's Daisho, Skirk Prospector, and Bladehold War-Whip

Prerequisites

• Oathkeeper, Takeno's Daisho on the battlefield
• Skirk Prospector on the battlefield
• Bladehold War-Whip on the battlefield

Steps

1. Activate Skirk Prospector by sacrificing the Goblin Samurai, adding
2. When the Goblin Samurai dies, Oathkeeper triggers, returning the Goblin Samurai from your graveyard to the battlefield
3. Activate Oathkeeper's equip ability by paying due to Bladehold War-Whip, attaching it to the Goblin Samurai
4. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite sacrifice triggers