If you have an American PS4 or Blue-Ray player it should work, I’ve heard about some people having trouble, but who knows if they’re true or not :/

Here’s a link for one on Amazon:

Adventure Time - The Complete Collection https://www.amazon.com/dp/B08C9MK83Y/ref=cm_sw_r_cp_api_fabt1_V4tWFbM6CAM71?_encoding=UTF8&psc=1