MaxtekBlack 10 Disc Capacity DVD Cases with 4 Flip Trays and Outter Clear Sleeve, 10 Pieces Pack

Would this work for game discs?

is it 1 disc each side of the case with 8 discs on 4 flaps, or 2 discs each side with 6 discs on 4 flaps? image and description are different.

How many cases are included for $21.50?

are holders removable?