Cloudstone Curio, Dual Nature, Greater Good, and Molderhulk

Prerequisites

• Cloudstone Curio on the battlefield
• Dual Nature on the battlefield
• Greater Good on the battlefield
• Molderhulk in hand
• A Swamp and a Forest on the battlefield
• An additional Swamp, Forest, and seven creature cards in graveyard

Steps

1. Activate a Swamp and a Forest by tapping them, adding
2. Cast Molderhulk by paying
3. Molderhulk enters the battlefield, triggering itself, Dual Nature, and Cloudstone Curio
4. Resolve the Cloudstone Curio trigger, choosing not to return anything
5. Resolve the Dual Nature trigger, creating a Molderhulk token
6. Molderhulk and Cloudstone Curio trigger
7. Resolve the Cloudstone Curio trigger, returning the nontoken Molderhulk to your hand
8. Molderhulk leaves the battlefield, triggering Dual Nature and exiling all Molderhulk tokens
9. Resolve the token Molderhulk trigger, returning a Forest from your graveyard to the battlefield
10. Cloudstone Curio triggers, returning a different Forest from the battlefield to your hand
11. Resolve the nontoken Molderhulk's trigger, returning a Swamp from your graveyard to the battlefield
12. Cloudstone Curio triggers, returning a different Swamp from the battlefield to your hand
13. Activate Greater Good by sacrificing the token Molderhulk, drawing six cards and discarding a Swamp, a Forest, and any third card
14. Repeat

Results

• Infinite card draw
• Infinite looting
• Near-infinite ETB
• Near-infinite landfall triggers
• Near-infinite LTB
• Near-infinite self-discard triggers