Developed as an energy saw to scrap obsolete ships, this tool was quickly banned when rebels in the Sedna region discovered it also made an excellent weapon.
The Serro is a Corpus polearm unlockable through Energy Lab Research in the dojo that deals Electricity damage.
Combining the above with Enduring Strike will result in an 103.75% status chance during channeling.
Trivia
The three blades on the weapon fold up when not in use, and also move when idle, making it one of the few melee weapons with a non-static model.
The weapon itself retracts when not in use.
This is the 5th melee weapon released to natively deal Electricity damage, and the third polearm weapon to be released after the Orthos and Orthos Prime.
The weapon's name is derived from the Latin word serro, which means "I cut" and is the origin of the word serrate.
The Serro was first seen as an accidentally leaked Codex entry in Update 13, along with the Venka and the Bo Prime, before any of the weapons were released.
The Serro is the first single-headed polearm to be released.