HMS-Hood The bomb was unnecessary as the boarding party realized the ship did, indeed, have an airlock on it's exterior.
Roll for loot 1d20 = NAT 20!!
Inside the ship they locate an extremely rare artifact! An ancient weapon, carefully lodged up on a shelf. The device was placed in a cube-shaped frame, with a large, ominous, cast iron sphere carefully mounted within the frame. Multiple wires were connected to the sphere. The device had a metal plate engraved in it.
Scavanger Brand Doomsday Device
Jack
Giga Yield Explosive - Planet Cracker
Best handle it with care.