Myrel, Shield of Argive, Strionic Resonator, Clock of Omens, and Phyrexian Altar

Prerequisites

• Myrel, Shield of Argive on the battlefield
• Strionic Resonator on the battlefield
• Clock of Omens on the battlefield
• Phyrexian Altar on the battlefield
• You control at least three Soldiers
• Myrel does not have summoning sickness
• available

Steps

1. Declare Myrel as an attacker, triggering its ability
2. Holding priority, activate Strionic Resonator by paying and tapping it, copying Myrel's ability
3. Resolve the copy of Myrel's ability, creating at least three 1/1 Soldier artifact creature tokens
4. Activate Clock of Omens by tapping two Soldiers, untapping Strionic Resonator
5. Activate Phyrexian Altar twice by sacrificing two Soldiers, adding
6. Repeat from step 2

Results

• Infinite colored mana
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mana artifacts you control can produce
• Infinite sacrifice triggers
• Infinite untap of artifacts you control