Serro

The Serro is a Corpus polearm unlockable through Energy Lab Research in the dojo that deals damage.

Characteristics
This weapon deals primarily damage.

Advantages:
 * Deals damage, good against Robotic and Machinery-type enemies
 * Electricity is a versatile element, and can create and  to fight the Grineer, and  to fight against the Corpus.
 * Second highest Status chance among two-handed melee weapons, tied with Jat Kittag, Bo Prime and Tonbo.
 * Long reach.
 * Large jump attack radius.
 * Has a polarity
 * Stance slot has polarity, matches Bleeding Willow stance.

Disadvantages:
 * damage cannot be increased via ,  or  mods.
 * Low critical chance.
 * Slow base attack speed.

Trivia

 * The three blades on the weapon fold up when not in use and 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 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.