DIABETOR | Elden Ring PSA: How to use Seppuku on BOTH weapons @DIABETOR | Uploaded June 2024 | Updated October 2024, 9 hours ago.
Step 0: Make sure a buff ash of war is on both weapons (Seppuku, Cragblade, etc.)

Step 1: Two-hand the LEFT weapon

Step 2: Cast the buff

Step 3: Go back to One-handing both weapons

Step 4: Cast the buff

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