Saheeli, the Sun's Brilliance, Mana Echoes, Chromatic Orrery, and Coercive Recruiter

Prerequisites

• Saheeli, the Sun's Brilliance on the battlefield
• Mana Echoes on the battlefield
• Chromatic Orrery on the battlefield
• Coercive Recruiter on the battlefield
• Saheeli does not have summoning sickness
• available

Steps

1. Activate Saheeli by paying and tapping it, creating a token copy of Coercive Recruiter with haste
2. When the token Coercive Recruiter enters the battlefield, it and Mana Echoes trigger
3. Resolve the Coercive Recruiter trigger, untapping Saheeli
4. Resolve the Mana Echoes trigger, adding for each creature you control that shares a creature type with Coercive Recruiter
5. Repeat

Results

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