Famished Paladin, Cryptolith Rite, Judge of Currents, and Artificial Evolution

Prerequisites

• Famished Paladin on the battlefield
• Cryptolith Rite on the battlefield
• Judge of Currents on the battlefield
• Artificial Evolution in hand
• Famished Paladin does not have summoning sickness
• available

Steps

1. Cast Artificial Evolution by paying , changing all instances of "Merfolk" on Judge of Currents to either "Vampire" or "Knight" until end of turn
2. Activate Famished Paladin by tapping it, adding one mana of any color
3. Judge of Currents triggers, causing you to gain 1 life
4. Famished Paladin triggers, untapping itself
5. Repeat

Results

• Infinite colored mana
• Infinite lifegain
• Infinite lifegain triggers