That Creeping Feeling

Perception Check - Target Opponent rolls a d20.
1 | Destroy each creature under that Opponent's control.
2-10 | Destroy up to two creatures that opponent controls.
11-19| Destroy target creature that opponent
controls.
20 | You lose 3 life and that opponent has
hexproof until the end of your turn.
"I get that feeling we are being followed again."
- Owain to Veronica