Progress save: IC1x3 IC2x0 4 coins
Can do: Beat IC2 with PU11, PU12, PU13
but PU11 PU12 and PU13 are auto, idk what do you mea
OH I FOUND ONE
Enter IC2, Upgrade PU12, PU22 and PU32 while in IC2 and then complete the challenge.
