Brigid, Clachan's Heart // Brigid, Doun's Mind, Formidable Speaker, and Halo Fountain

Prerequisites

• Brigid, Clachan's Heart // Brigid, Doun's Mind on the battlefield
• Formidable Speaker on the battlefield
• Halo Fountain on the battlefield

Steps

1. Activate Brigid by tapping it, adding for each other creature you control Activate Formidable Speaker by paying and tapping it, untapping Halo Fountain
2. Activate Halo Fountain's second ability by paying , tapping it, untapping Brigid and untapping Formidable Speaker, causing you to draw a card
3. Activate Formidable Speaker by paying and tapping it, untapping Halo Fountain
4. Activate Halo Fountain's first ability by paying , tapping it and untapping Formidable Speaker, creating a 1/1 Citizen creature token
5. If you have at least available, repeat from step 4 until you don't have available
6. Repeat

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite creature ETB
• Near-infinite creature tokens
• Near-infinite green mana
• Near-infinite white mana