Why purchase an expensive game case from Gamestop that is as big as the actual DS and only holds four games, when you can make a smaller, sturdier one that holds eight?
Step 1: Empty out an Altoids Chewing Gum tin
-eat them at a leisurely pace and have an empty tin in a week,
-throw out the gum because you don't like it anyway, or
-stuff your mouth with as many as you can comfortably chew and be done in a few rounds.