You have Two V4 and two V2 A generation 1 tamagotchi and a v1.2 Tamagotchi a re release of tamagotchi V1 its a bit bigger then a V1 [v2 are bigger then v1] and the shell design I remember my big sister having she got her tamagotchi v1 after me {I had 1 at first but i threw it out as i thought...