Yarok, the Desecrated, Ancestral Statue, Clock of Omens, and Nyx Lotus

Prerequisites

• Yarok, the Desecrated on the battlefield
• Ancestral Statue in hand
• Clock of Omens on the battlefield
• Nyx Lotus on the battlefield
• You have at least four devotion to any color
• You control a nontoken noncreature artifact with mana value less than or equal to the largest amount of devotion to a color you have minus four

Steps

1. Activate Nyx Lotus by tapping it, adding at least
2. Cast Ancestral Statue by paying
3. When Ancestral Statue enters the battlefield, it triggers twice
4. Holding priority, activate Clock of Omens by tapping the nontoken noncreature artifact and Ancestral Statue, untapping Nyx Lotus
5. Resolve both Ancestral Statue triggers, returning it and the nontoken noncreature artifact to your hand
6. Cast the noncreature artifact by paying its mana cost
7. Repeat
8. If the noncreature artifact has a mana value less than the largest amount of devotion to a color you have minus four, this combo nets infinite mana

Results

• Infinite ETB
• Infinite LTB
• Infinite mana among colors with which you have devotion
• Infinite storm count