The graphical art style is a little similar with Limbo, comparing every black and white game with Limbo is a little unfair but the character design too, reminded me about Nameless Boy from Limbo. (lifeisxbox.eu)
Limbo tells the tale of a young, nameless boy adventuring through black and white forest and city landscapes, in the pursuit of his sister. (thexboxhub.com)
John's Nods: - Dr. Fetus, Super Meat Boy (we need more iconic villains)- Bandage Girl, Super Meat Boy - GIRP man - QWOP man - Josef from Machinarium - a W.I.P. of Turner from Overgrowth - goo balls from World of Goo - nameless boy from LIMBO - Gish from Gish - nameless man from Canabalt (indiegames.com)