Simplify the following text for a Grade 11 native English-speaking person.
Original: In addition to this there are 12 variants ( 3 weight classes , 2 genders , 2 outfits ) of the Mii , the digital avatar created by Nintendo .
Simplified: In addition to this , there are 12 different kinds ( 3 weight classes , 2 genders , 2 outfits ) of the Mii , the digital avatar made by Nintendo .