well its ur opinion ig but for me level 10 already have good income other than that u could also get common boxes (level 1) from sleeping too quite good for beginner like me
btw farm the 1v1 bigboy for fb i got windigo from my 1st fb today
rn i can afford to get r - e cards although it take a LONG time
just for 1
HMMM
I recommend u getting this to max