Lappland hunt for Texas and wacky Siracusan politics
IS-10: Incandescent Ally
IS-9: Compound Cutting Fluid
IS-8: Orirock Cluster

Farming efficiency: Alloy > Fluid > Rocks
Again thanks to Gamepress for all the calculations.
Returning Players:

The following stages should be cleared for certs and other rewards: IS-2, IS-5, IS-8, IS-9, IS-10, IS-EX-8 CM.

Would advise to visit Oldwell.info for upcoming events.