The Mycosynth Gardens, World Shaper, Mycosynth Lattice, Krark-Clan Ironworks, and Amulet of Vigor

Prerequisites

• The Mycosynth Gardens on the battlefield
• World Shaper on the battlefield
• Mycosynth Lattice on the battlefield
• Krark-Clan Ironworks on the battlefield
• Amulet of Vigor on the battlefield
• You control at least two additional lands

Steps

1. Activate Krark-Clan Ironworks twice by sacrificing two other lands, adding
2. Activate The Mycosynth Gardens' third ability by paying and tapping it, causing it to become a copy of World Shaper
3. Activate Krark-Clan Ironworks by sacrificing The Mycosynth Gardens, adding
4. The Mycosynth Gardens dies, triggering its second ability, returning all land cards from your graveyard to the battlefield tapped
5. The lands enter the battlefield, triggering Amulet of Vigor that many times, untapping the lands
6. Repeat

Results

• Infinite colorless mana
• Infinite death triggers
• Infinite landfall triggers
• Infinite LTB
• Infinite sacrifice triggers
• Infinite colored mana