High Tide, Forensic Researcher, and Pemmin's Aura

Prerequisites

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

Steps

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

Results

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