Thornbite Staff, Elemental Mastery, and Phyrexian Altar

Prerequisites

• Thornbite Staff on the battlefield
• Elemental Mastery on the battlefield
• Phyrexian Altar on the battlefield
• Elemental Mastery and Thornbite Staff attached to the same creature with power 1 or greater that does not have summoning sickness

Steps

1. Activate the creature with Elemental Mastery attached by tapping it, creating at least one 1/1 Elemental creature token with haste
2. Activate Phyrexian Altar by sacrificing an Elemental, adding one mana of any color
3. When the Elemental dies, the creature with Thornbite Staff attached triggers, untapping itself
4. Repeat
5. If the creature has power 2 or greater, this combo nets infinite creature tokens

Results

• Infinite colored mana
• Infinite creature tokens with haste
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers