A little introduction (can be skipped):
At the moment units of afterwind have those stats:
Attack, Critical, Hit Points, Move Range, Cost, Defence, Collateral, Capacity and View Range.
Strategies Modify those stats, for example Lucky Bastard adds +10 critical and + 4 vision and + 10 cost for all units.
Unexpected Factor can be a strategy bassed in Random advantages and disadvantages to stats, (Advantages and Disadvantages quantity is something that should be thinked to make a fair strategy).
This is basically a proposition of strategy that changes randomly a bit of unit states to make an unexpected factor.