Here you find the full list of all the Championship Titles included in WWE SmackDown!: Shut Your Mouth.
There are 6 Championship belts in the game, however, the titles are only available during Season Mode, and cannot be put on the line in exhibition.
WWE Undisputed Championship
WWE Intercontinental Championship
WWE Tag Team Championship
WWE European Championship
WWE Hardcore Championship
WWE Cruiserweight Championship
using the Light Heavyweight Title design