Because I wanted to.  Characters marked as OU follow canon, and AU characters deviate from it.  Characters are also marked AU if there is a lack of information about them in canon (Gregory Edgeworth, Professor Nebilim, Young!Kristoph).

ACTIVE:

Kristoph Gavin (OU) - whitewingedhawk 
Phoenix Wright [Hobo] (OU) - bloodredace 
Trucy Wright (OU) - misdirecting  » missdirecting 
Phoenix Wright (AU) - misterbluesky 
Phoenix Wright (AU) - notahobo 
Larry Butz (AU) - seizethefish 
Larry Butz (AU) - forthewahines 
Larry Butz (OU) - noifsandsorbutz 
Henry "Hank" McCoy ("Beast") - numberofthe 
Klavier (OC) - asmodial

INACTIVE:

Kristoph Gavin (AU) - managingchaos  » thesmilingdevil  » chaoticegoist 
Keats (OU)onassignment 
Peony Upala Malkuth IX (AU) - erstwhilebloom 
Professor Gelda Nebilim (AU) - guidingelegy 
Young!Jade Balfour (Curtiss) (OU) - childoffomicry  » balfourprodigy 
Kristoph Gavin (OU) - bleedtheorchid 
Kristoph Gavin (AU) - asmodial 
Franziska Von Karma (OU) - meilenweiter 
Miles Edgeworth (AU) - clinkingscales 
Kristoph Gavin (AU) - rexlividus 
Kristoph Gavin (AU) - phoslividus 
Gregory Edgeworth (AU) - gentryethics 
Miles Edgeworth (AU) - prosecutingking 
Camilla "Mila" Edgeworth (AU) - blindfoldedly