Repercussion + Donna Noble + Pariah's Shield

Prerequisites

• You have a way to deal damage to Donna Noble.
• Donna Noble is indestructible.

Steps

1. 1Deal damage to Donna Noble.
2. 2Donna Noble and Repercussion trigger.
3. 3Resolve the Donna Noble trigger, dealing damage to an applicable target.
4. 4Resolve the Repercussion trigger, dealing damage to Donna Noble instead of you due to Pariah's Shield.
5. 5Repeat from step 2.

Effects

• Infinite damage to one opponent