
The Formula Doll
Formula is a Light Type Doll unit in 异度神剑X. Formula is one of the Doll of BLADE produced in NLA. The Formula corresponds to the standard and most affordable model for production deployment. Its vehicle form is a sort of futuristic armed motorcycle.
The level 60 upgrade of this frame is the 方程式.零. During 少女的翅膀, the test Doll piloted by Cross is an 方程式.XT AD0115, a level 15 version of the Formula. The equipped 武器 and 防具 cannot be changed but can be removed, kept in inventory and used after the mission. It is registered to Cross for the duration of the test flight. It is removed at the end of the mission, leaving Cross without this registered Doll.
Description
Formula is a custom Light Frame based Doll model and the standard deployed model. This frame is the basis for all the Doll models. It is a lightweight model specializing in high-speed combat, with a two-wheeled vehicle mode that is likewise light and speedy.

The Formula Vehicle
It is the most affordable entry level model, with the level 30 frame costing 217,000 Credits and the level 50 frame costing 1,740,000 Credits.
超频
Formula is equipped with the JINRAI 超频, which grants the following effects:
- Zero 燃料 usage
- Evasion and accuracy up
- 会心率提高
- Reduced cooldown
Merchandise
Kotobukiya is producing a model kit of the Formula Doll, scheduled to be released in Japan in July 2016. It will be 1/48 scale, 175mm (7 inches) tall, and will retail for ¥7,800 (US$70). It can transform between Doll and vehicle modes. It comes with a Sword, 光剑, 盾, 手雷 Launcher, and a 机 Gun, and also with decals for the Doll form.
In Super Smash Bros. Ultimate
The Formula Doll is the only Doll 精灵 in Super Smash Bros. Ultimate. It can only be summoned by combining a Mech core, a Robobot 防具 core, and 1,000 SP (精灵 Points). It is an Advanced (2-star) support that costs 2 slots, giving the user a Super Scope to start out with.