Abyssal Drive

Abyssal Drive: As Zanzo was tweaking with Moonlight's coding, he discovers a hidden protocol, currently dubbed the 'Drive' system, as it manipulates certain drivers, enhancing certain atributes. With this drive, his buster system overclocks, signaled by his stripes turning black and a darkened appearence, empowering even the most basic of attacks.

Summary: Costs 1/20 MaxHP, rounded down. Adds double the payment to Buster attacks. Lasts up to four turns. Cannot be used the turn a drive is disengaged. Cooldown is 1+(2xturns elapsed in form)
Currently: +16 to buster, 8 HP.

EDIT: What level is this?