I saved up my allowance for two months just to buy satisfactory UC to get the Lucky Spin Royale circulate
https://www.livebinders.com/b/3720990?tabid=8a1aaab6-1ba3-d04e-75e9-0fe0ec8cf9bb
I kept up my allowance for 2 months just to buy enough UC to get the Lucky Spin Royale pass, making the grind particularly well worth it.