Apex Altisaur, and Hammer of Nazahn

Prerequisites

• Apex Altisaur on the battlefield
• Hammer of Nazahn on the battlefield
• Hammer of Nazahn attached to Apex Altisaur
• You have a way to deal damage to Apex Altisaur
• available

Steps

1. Deal damage to Apex Altisaur, triggering its enrage ability, causing it to fight an opponent's creature with power one or greater
2. Apex Altisaur is dealt damage by the creature, triggering its enrage ability, causing it to fight an opponent's creature with power one or greater
3. Repeat step 2

Results

• Infinite damage to opposing creatures with power one or greater