Portal 2/Fullmetal Alchemist Crossover

Hello everyone! i've always wanted to do this particular idea! and now, thanks to the riesembool rangers, i had a reason to put it into action! this is my submission for the riesembool ranger's [link] videogame crossover contest! wish me luck!
(by the way, the core al is holding is supossed to be mustang as a ambition core LOL.)