Voltaic Construct, Gilded Lotus, and Sydri, Galvanic Genius

Prerequisites

• Voltaic Construct on the battlefield
• Gilded Lotus on the battlefield
• Sydri, Galvanic Genius on the battlefield
• Gilded Lotus does not have summoning sickness
• available

Steps

1. Activate Sydri's first ability by paying , causing Gilded Lotus to become an artifact creature until end of turn
2. Activate Gilded Lotus by tapping it, adding three mana of any one color
3. Activate Voltaic Construct by paying , untapping Gilded Lotus
4. Repeat from step 2

Results

• Infinite colored mana