Final Fantasy: 7 Advent Children Cloud Cerebus Wolf Keychain Carry your own piece of Final Fantasy 7 Advent Children with you everyday. The keychain features Cloud's Fenrir Wolf head popularized in the Advent Children series. Use this fun keychain to personalize your keyring, backpack, or other mobile device. Perfect for fans of Final Fantasy 7 Advent Children. Carry every day! The keyring and charm's full length is about 3.5-inches. The charm alone is finely detailed and is about 1-inch.