Xyris, the Writhing Storm + Breath of Fury + Fervor

Prerequisites

• Breath of Fury attached to any other creature you control.
• An opponent is unable to block and kill your creatures.

Steps

1. 1Deal combat damage with Xyris and the creature with Breath of Fury attached.
2. 2Xyris and Breath of Fury trigger.
3. 3Resolve the Xyris trigger, causing you and the opponent dealt combat damage to draw cards equal to the damage dealt by Xyris.
4. 4Xyris triggers for each card the opponent draws, creating that many 1/1 Snake creature tokens.
5. 5Resolve the Breath of Fury trigger, sacrificing the enchanted creature, attaching Breath of Fury to a Snake token, untapping all creatures you control and getting an additional combat phase after this one.
6. 6Repeat.

Effects

• Infinite card draw
• Infinite draw triggers
• Near-infinite combat phases
• Near-infinite creature ETB
• Near-infinite creature LTB
• Near-infinite creature sacrifice triggers
• Near-infinite creature tokens with haste
• Near-infinite death triggers
• Near-infinite mana creatures you control can produce
• Near-infinite untap of creatures you control