Scouring Swarm + Beifong's Bounty Hunters + Phyrexian Altar

Prerequisites

• You control another nonland creature.
• You control a land.

Steps

1. 1Activate Phyrexian Altar by sacrificing another nonland creature you control.
2. 2When the creature dies, Beifong's Bounty Hunters triggers, earthbending a land you control.
3. 3Activate Phyrexian Altar by sacrificing the earthbent land.
4. 4When the land dies, it and Scouring Swarm trigger.
5. 5Resolve the land's trigger, returning it from your graveyard to the battlefield tapped.
6. 6Resolve the Scouring Swarm trigger, untapping it and creating a creature token.
7. 7Repeat.

Effects

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens
• Infinite death triggers
• Infinite landfall triggers