San Antonio Spurs

White cake with black buttercream icing. 
Gray area is the only fondant on the cake.

Roses

White cake with pink buttercream roses.

Octonauts

White cake covered in fondant.
Octonaut toys on top for the birthday boy.

Chocolate Cake

Chocolate cake with chocolate icing with candy decorations.

Mustache Cake

Red velvet cake with cream cheese icing.

Turbo

Bottom layer white cake, top layer chocolate cake. 
Both covered in fondant. 
Turbo toy on top for the birthday boy to keep.

Buttercream

White cake, blue buttercream.