Battlemage's Bracers, Selvala, Heart of the Wilds, and Tidewater Minion

Prerequisites

• Battlemage's Bracers on the battlefield
• Selvala, Heart of the Wilds on the battlefield
• Tidewater Minion on the battlefield
• available

Steps

1. Activate Selvala by paying and tapping it, adding at least Activate Tidewater Minion by tapping it, targeting Selvala
2. Battlemage's Bracers triggers, causing you to pay to copy Tidewater Minion's ability, targeting Tidewater Minion
3. Resolve both Tidewater Minion abilities, untapping it and Selvala
4. Repeat

Results

• Infinite colored mana
• Infinite mana creatures you control can produce
• Infinite untap of creatures you control