Kemba, Kha Enduring, Mana Echoes, and Chromatic Orrery

Prerequisites

• Kemba, Kha Enduring on the battlefield
• Mana Echoes on the battlefield
• Chromatic Orrery on the battlefield
• You control at least four Cats
• available

Steps

1. Activate Kemba by paying , creating a 2/2 Cat creature token
2. The Cat enters the battlefield, triggering Kemba and Mana Echoes
3. Resolve the Kemba trigger, allowing you to attach an Equipment to the Cat token
4. Resolve the Mana Echoes trigger, adding at least
5. Repeat

Results

• Infinite colored mana
• Infinite colorless mana
• Infinite creature tokens
• Infinite ETB