Crucible of Worlds + Fastbond + Trenching Steed

GW identity

The 3 combo pieces

• Crucible of Worlds
• Fastbond
• Trenching Steed

How to execute it

1. Activate Trenching Steed by sacrificing a land.
2. Play the land from your graveyard.
3. Repeat.

What the combo produces

• Infinite landfall triggers
• Infinite mana lands you control that enter the battlefield untapped can produce