Voltaic Construct, Cyberdrive Awakener, and Nyx Lotus

Prerequisites

• Voltaic Construct on the battlefield
• Cyberdrive Awakener in hand
• Nyx Lotus on the battlefield
• Nyx Lotus does not have summoning sickness
• You have at least three devotion to any color
• (at most) available

Steps

1. Activate Nyx Lotus by tapping it, adding at least
2. Cast Cyberdrive Awakener by paying
3. When Cyberdrive Awakener enters the battlefield, it triggers, causing Nyx Lotus to become an artifact creature until end of turn
4. Activate Voltaic Construct by paying , untapping Nyx Lotus
5. Activate Nyx Lotus by tapping it, adding at least
6. Repeat from step 4

Results

• Infinite mana among colors with which you have devotion
• Infinite untap of artifact creatures you control