Teferi's Moat, Sandwurm Convergence, and Darkest Hour

Prerequisites

• Teferi's Moat on the battlefield
• Sandwurm Convergence on the battlefield
• Darkest Hour on the battlefield

Steps

1. Because Sandwurm Convergence prevents creatures with flying from attacking you, and Teferi's Moat prevents creatures without flying from attacking you (as they're all the named color due to Darkest Hour), no creatures can attack you

Results

• You can't be attacked
• Lock