Estrid, the Masked, and The Chain Veil

Prerequisites

• Estrid, the Masked on the battlefield
• The Chain Veil on the battlefield
• Estrid has at least two loyalty counters
• Enchanted permanents you control are able to tap for at least
• available

Steps

1. Activate Estrid's second loyalty ability by removing one loyalty counter, creating a Mask Aura token and attaching it to The Chain Veil
2. Activate The Chain Veil by paying and tapping it, allowing each Planeswalker to activate their loyalty abilities an extra time this turn
3. Activate Estrid's first loyalty ability, untapping each enchanted permanent you control
4. Repeat from step 2

Results

• Infinite colored mana
• Infinite colorless mana
• Infinite mana your enchanted permanents can produce