color palette challenge

compilation of some art palette challenge (meme) requests:

Toothless from How To Train Your Dragon, #12

Ryuk the shinigami from Death Note #96

Roronoa Zoro from One Piece, #65

Percy Jackson from Rick Riordan's Percy Jackson & The Olympians,  #33

Grell Sutcliff from Black Butler/ Kuroshitsuji #10

Kaneki Ken from Tokyo Ghoul, #50

Kaneki Ken from Tokyo Ghoul

Grover and Juniper from Rick Riordan's Percy Jackson series, #41

self-portrait , #?

Dr. House, #3