Weaver of Currents, Pemmin's Aura, and Chromatic Orrery

Prerequisites

• Weaver of Currents on the battlefield
• Pemmin's Aura on the battlefield
• Chromatic Orrery on the battlefield
• Pemmin's Aura attached to Weaver of Currents
• Weaver of Currents does not have summoning sickness

Steps

1. Activate Weaver of Currents by tapping it, adding
2. Activate Pemmin's Aura's first ability by paying , untapping Weaver of Currents
3. Repeat

Results

• Infinite colored mana
• Infinite colorless mana