Najeela, the Blade-Blossom, Savage Ventmaw, and Chromatic Orrery

Prerequisites

• Najeela, the Blade-Blossom on the battlefield
• Savage Ventmaw on the battlefield
• Chromatic Orrery on the battlefield
• Najeela and Savage Ventmaw do not have summoning sickness
• An opponent is unable to block and kill Najeela and Savage Ventmaw

Steps

1. Declare Najeela and Savage Ventmaw as attackers, triggering their abilities
2. Resolve the Savage Ventmaw trigger, adding
3. Resolve the Najeela trigger, creating a 1/1 Warrior creature token that is tapped and attacking
4. Activate Najeela by paying , untapping all attacking creatures, giving them trample, lifelink and haste, and gaining an additional combat phase after this one
5. Repeat each combat phase

Results

• Infinite colored mana
• Infinite combat phases
• Infinite creature tokens with haste
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers