A bearded axe with a cutting edge that generates a thin plasma sheath along the blade when activated. The PE-2 uses a miniaturized plasma containment system — adapted from industrial cutting torch technology — to create a 3-millimeter layer of ionized gas running the length of the axe head's cutting edge. At approximately 8,000 degrees Celsius, the plasma sheath vaporizes material on contact before the physical blade arrives, effectively clearing a path for the metal edge through whatever it encounters.

The weapon is terrifyingly effective against all conventional materials. Armor, structural composite, reinforced barriers, and biological tissue are all equally vulnerable to a plasma-temperature cutting surface. The PE-2's limitation is its power consumption — the plasma sheath drains the weapon's compact tokamak cell in approximately twelve minutes of continuous operation, and each activation cycle produces an intense visible flare and a wave of radiant heat that makes stealth impossible.

Crucible engineered the Sunstrike as a specialist breaching weapon for scenarios where thermal lances are too slow and explosives too dangerous. The axe geometry allows operators to chop through barriers with directed, controlled strikes rather than the sustained contact required by cutting tools. In the field, the weapon has earned its name from the blinding flash it produces during activation — fighting against a Sunstrike in dim conditions has been compared to trying to parry a welding arc.