If you're tight on cash, there are third-party controllers that are cheaper and still better for your hands than the Joy-Cons. But if you're all about that official Nintendo life, go for the Pro, it's robust, has a great feel, and is definitely the top choice for comfort.
Well done on the bargain! As a tip, if you're looking for games, remember - patience pays. Set up price alerts on eBay, keep an eye on local classifieds and game shops. You'd be surprised how many people get rid of old games not knowing their value. Also join some …