I did a Chell cosplay for AMA 2011.
I forced my sister to be my companion cube.
It was extremely fun xD We attracted a lot of attention (though she attracted a lot more than me by herself lol)
Pictures are on my profile. ^_^
Isabeau - Shin Megami Tensei IV
Maya Amano - Persona 2
Flannel (maybe?) - Fire Emblem Fates
Maya Fey - Ace Attorney