Ygra, Eater of All, Experimental Confectioner, Ninja Pizza, and Nahiri's Resolve

Prerequisites

• Ygra, Eater of All on the battlefield
• Experimental Confectioner on the battlefield
• Ninja Pizza on the battlefield
• Nahiri's Resolve on the battlefield

Steps

1. Activate another creature you control, which is a Food due to Ygra, by tapping and sacrificing it, adding one mana of any color
2. Ygra and Experimental Confectioner trigger
3. Resolve the Ygra trigger, putting two +1/+1 counters on it
4. Resolve the Experimental Confectioner trigger, creating a 1/1 Rat creature token
5. Repeat

Results

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