Barrin, Master Wizard + Master of Waves + Phyrexian Altar

Prerequisites

• Your devotion to blue is at least seven.

Steps

1. 1Cast Master of Waves by paying .
2. 2Master of Waves enters the battlefield, creating at least eight 1/0 Elemental creature tokens.
3. 3Activate Phyrexian Altar by sacrificing seven Elemental tokens, adding .
4. 4Activate Barrin by paying and sacrificing an Elemental token, returning Master of Waves from the battlefield to your hand.
5. 5Any remaining 1/0 Elemental creature tokens you control die as a state-based action due to having zero toughness.
6. 6Repeat.

Effects

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count