Metalworker, Freed from the Real, and Prismite

Prerequisites

• Metalworker on the battlefield
• Freed from the Real on the battlefield
• Prismite on the battlefield
• Freed from the Real attached to Metalworker
• Metalworker does not have summoning sickness
• You have at least two artifact cards in hand

Steps

1. Activate Metalworker by tapping it, causing you to reveal at least two artifact cards from your hand and add at least
2. Activate Prismite by paying , adding
3. Activate Freed from the Real's second ability by paying , untapping Metalworker
4. Repeat

Results

• Infinite colored mana
• Infinite colorless mana