As everyone starts it T5 costumes, and money is largely irrelevant, crafting isnt used much. Crafting skill in SD
Quantities are assumed to be 1 per crafting action, unless stated otherwise. Time is likewise assumed to be 6 hours of work. Critical successes do not allow the creation of highter-tier items that would be possible otherwise.
Here are the DCs anyway:
Costumes(Takes 1 IRL day to make each)