High Tide, Tidewater Minion, and Pemmin's Aura

Prerequisites

• High Tide in hand
• Tidewater Minion on the battlefield
• Pemmin's Aura on the battlefield
• You control an Island
• Pemmin's Aura attached to Tidewater Minion
• available

Steps

1. Cast High Tide by paying
2. Activate an Island by tapping it, adding
3. High Tide triggers, adding
4. Activate Tidewater Minion by tapping it, untapping the Island
5. Activate Pemmin's Aura by paying , untapping Tidewater Minion
6. Repeat from step 2

Results

• Infinite blue mana
• Infinite mana permanents you control can produce
• Infinite untap of permanents you control