Trazyn the Infinite, Seedcradle Witch, and Empowered Autogenerator

Prerequisites

• Trazyn the Infinite on the battlefield
• Seedcradle Witch on the battlefield
• Empowered Autogenerator in the graveyard
• available

Steps

1. Activate Trazyn using Empowered Autogenerator's ability by tapping it, putting a charge counter on it and adding or for each charge counter on it
2. Activate Seedcradle Witch by paying , untapping Trazyn and giving it +3/+3 until end of turn
3. Repeat

Results

• Infinite colored mana
• Infinitely large creature until end of turn
• Infinite untap of creatures you control
• Infinite mana creatures you control can produce