The Izzet quickly suspended their policy of lifetime guarantees.

Mystery Booster 2

Abrupt Decay

This spell can't be countered.
Destroy target nonland permanent with mana value 3 or less.

Local Purveyor Honest Rutstein Clarifies, Strengthens "No Refunds" Policy

This spell can't be countered.
Destroy target nonland permanent with converted mana cost 3 or less.

Abrupt Decay can't be countered by spells or abilities.
Destroy target nonland permanent with converted mana cost 3 or less.

The worst part isn't the pain, or the smell, or even the fear of death. It's hearing the clatter of bone on stone and knowing the bones are yours.