I offer full build for sorc frozen orb/meteor with full gear for merc. Can u easly doing bosses a1-a5, farming keys and maps t1, I'll give u tips how you should make all.
Gear included:
Sorc: Full tal rasha set + fcr rings + boots - u hit easy 117fcr breakpoint frozen orb -> u got 200MF+ and about 1100hp -> not to much but enough. Some charms with fhr / life / mf / +cold/fire %damage
Full gear for merc ACT 2 DEFIANCE
If u have any questions pm me!