Always look for exhaust synergy. Remember that exhausted cards don't matter if the enemies are dead.
Average card pool quality is bad, so try to avoid Transforms.
Silent
3 main archetypes to build towards:
Poison (broken and easy)
Playing infinite cards (lots of draws, retains and energy)
Shiv
Front loaded damage options are mostly bad, but need to take them for Act 1. Maybe avoid Act 1 Elites if high quality skill card appears early that we must take?
Defect
Tips
Playing around frost orbs seems to be good idea
Orb damage is random, i.e. MUCH weaker vs multiple mobs