Jinnie Fay, Jetmir's Second, Samwise Gamgee, Cloudstone Curio, and Crimson Kobolds

Prerequisites

• Jinnie Fay, Jetmir's Second on the battlefield
• Samwise Gamgee on the battlefield
• Cloudstone Curio on the battlefield
• Crimson Kobolds in hand

Steps

1. Cast Crimson Kobolds by paying
2. When Crimson Kobolds enters the battlefield, Samwise Gamgee's first ability and Cloudstone Curio trigger
3. Resolve the Cloudstone Curio trigger, returning nothing to your hand
4. Resolve the Samwise Gamgee trigger, creating a 2/2 Cat creature token with haste due to Jinnie Fay
5. When the Cat enters the battlefield, Cloudstone Curio triggers, returning Crimson Kobolds from the battlefield to your hand
6. Repeat

Results

• Infinite creature tokens with haste
• Infinite ETB
• Infinite LTB
• Infinite storm count