I kept up my allowance for two months simply to purchase satisfactory UC to get the Lucky Spin Royale go
https://blogfreely.net/reiddarqfi/my-honest-experience-topping-up-pubg-mobile-uc-on-manabuy-vs-other-sites-6d8m
I kept up my allowance for two months just to buy enough UC to get the Lucky Spin Royale go, making the grind thoroughly worthy it.