Myr Welder, Freed from the Real, and Prismatic Geoscope

Prerequisites

• Myr Welder on the battlefield
• Freed from the Real on the battlefield
• Prismatic Geoscope in exile
• Freed from the Real attached to Myr Welder
• Myr Welder does not have summoning sickness
• Lands you control have at least two basic land types

Steps

1. Activate Myr Welder using Prismatic Geoscope's ability by tapping it, adding at least
2. Activate Freed from the Real's second ability by paying , untapping Myr Welder
3. Repeat

Results

• Infinite colored mana