Arbor Elf, Pemmin's Aura, and Weirding Wood

Prerequisites

• Arbor Elf on the battlefield
• Pemmin's Aura on the battlefield
• Weirding Wood on the battlefield
• Pemmin's Aura attached to Arbor Elf
• Weirding Wood attached to a Forest you control

Steps

1. Activate Arbor Elf by tapping it, untapping the enchanted forest
2. Activate the ability granted to the Forest by Weirding Wood, adding
3. Activate Pemmin's Aura by paying , untapping Arbor Elf
4. Repeat
5. Once you have infinite blue mana, you may tap the Forest for other colors instead of blue, adding infinite colored mana

Results

• Infinite colored mana