Mondrak, Glory Dominus, Myojin of Blooming Dawn, Agatha's Soul Cauldron, and Ashnod's Altar

Prerequisites

• Mondrak, Glory Dominus on the battlefield
• Myojin of Blooming Dawn in exile
• Agatha's Soul Cauldron on the battlefield
• Ashnod's Altar on the battlefield
• Mondrak has at least one indestructible counter on it, and at least one +1/+1 counter on it

Steps

1. Activate Mondrak using Myojin of Blooming Dawn's ability by removing an indestructible counter from it, creating two 1/1 Spirit creature tokens for each permanent you control
2. Activate Ashnod's Altar twice by sacrificing two Spirits, adding
3. Activate Mondrak by paying and sacrificing two Spirits, putting an indestructible counter on it
4. Repeat

Results

• Infinite colored mana that can only be spent to activate abilities of creatures you control
• Infinite colorless mana
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers