Legolas's Quick Reflexes, Cacophodon, and Cryptolith Rite

Prerequisites

• Legolas's Quick Reflexes in hand
• Cacophodon on the battlefield
• Cryptolith Rite on the battlefield
• You have a way to give Cacophodon indestructible
• available

Steps

1. Cast Legolas's Quick Reflexes by paying , targeting Cacophodon
2. Give Cacophodon indestructible, if needed
3. Activate Cacophodon by tapping it, adding one mana of any color
4. Cacophodon triggers, dealing damage equal to its power to itself
5. Cacophodon triggers, untapping itself
6. Repeat from step 3

Results

• Infinite colored mana