Dragon15681
You should be able to unlock "challenges" that allow you a party company of up to 10 people of your choice, there are worlds that have attractive rewards (Alien VS Predator/Rockman X Dive/RWBY/DMC/God of War Saga/Assassin Creed Saga/Campione/etc) , with that you could have a great variety in your collection and have countermeasures for various scenarios