Full bottle adaptor
Fullmetal Core

"(inserted full bottle) Inserted. *insert into build driver* Activating, Fullmetal Core!" *start turning crank, cue sound of boiling water and metal clanging* "Are you ready? PURIFY, FORDIFY, MODIFY! (Inserted fullbottles trait), FULLMETAL (inserted fullbottle)! OH YEAH!"

Exception to usual use is base form that uses the Metal Fullbottle(the Hard Smash type fullbottle from Grease perfect kingdom)
" Metal Inserted. activating, Fullmetal Core!" *start turning crank, cue sound of boiling water and metal clanging* "Are you ready? PURIFY, FORDIFY, MODIFY! CRUSH, FULLMETAL! OH YEAH!"

"*start turning crank,, metal crashing into each other and sound of building energy* Stage 1 Protocol! FOUNDRY BREAK!!!"

"*Start turning crank,, metal crashing into each other and sound of building energy* Stage 2 Protocol! CASTING CRUSHER!!!"

*Start turning crank,, metal crashing into each other and sound of building energy* Stage 3 Protocol! FULLMETAL FINISH!!!"

Suit design is a silver suit, similar to Evol's forms, but lacking lots of their traits, and replacing them with suit traits from Builds half-bodys. The eyes are like Evols suits with the corresponding fullbottles used.