Cream is a polite girl, about as old or younger than Tails. She is introduced in Sonic Advance 2 for the Game Boy Advance, when she gets kidnapped by Doctor Eggman. Sonic rescues her and she becomes playable. Later, her own mother gets kidnapped by Eggman, but she gets rescued by Super Sonic.
Cream is also involved in the minigames in Sonic Adventure 2.
Cream is seen as a cameo in Sonic Adventure DX: Director's Cut for the Nintendo Gamecube.
She will be part of the Rose team in Sonic Heroes, a multi-platform release.