Chainbreaker

The Unidentified Energy Mace is a Covenant melee weapon, only seen held by the unidentified Jiralhanae. The red energy blades on the Energy Mace can be turned on or off.

Trivia
The weapon looks like a mix between the Type-2 gravity hammer and the Type-1 Energy Sword, while sporting a mace design.

List of appearances

 * Halo Wars 2