Infantry Shield + Phyrexian Altar + Aggravated Assault

Prerequisites

• An opponent cannot block and kill creatures you control.

Steps

1. 1Declare the creature that has Infantry Shield attached as an attacker. The creature triggers, creating a number of 1/1 Warrior creature tokens that are tapped and attacking equal to the creature's power.
2. 2During your postcombat main phase, activate Phyrexian Altar five times by sacrificing five Warriors, adding .
3. 3Activate Aggravated Assault by paying , causing you to untap all creatures you control and to get an additional combat and main phase after this one.
4. 4Repeat.

Effects

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