The system map
Slotbound mechanics
Ask what the choice changes. Symbols and alignment concern the reels; absorption, Imprints and promotions concern a unit; army capacity and faction access also involve permanent upgrades. Start at the layer matching your problem.
Four places a decision can act
ReelsSymbols → lines → summons
Access, opportunities and placement.
UnitDonor → recipient → choice
Imprint, levels, class and awakening.
Current armyUnits → roles → room
Support effects, traits and an extra-unit decision.
Permanent progressionPurchase → future options
Advanced Research, Command Limit and faction access.