Crater Fist

Action -

, destroy this: Your attacks with crush get +2

this turn. Go again

Temper

Rulings

From the Crucible of War release notes

This affects all attacks with crush not just the first.
When this card is destroyed, it is sent to your graveyard.

Keyword notes

Temper - Temper is a new keyword that exists on equipment in Crucible of War. Usually high in defense, Temper equipment presents a choice when it is down to 1{d}, of whether to defend with it one last time and see it destroyed, or save it to use for its ability.