Adaptive difficulty can retain players but feel manipulative when rules change invisibly. Aim to keep challenge playable while preserving agency.
Adapt legible parameters
Prefer spawn composition, hints, resources or optional assistance over secretly changing hit probability mid-encounter.
Use multiple signals
A death may mean experimentation or bad luck. Combine repeated failures, completion time, resources and explicit choices. Apply changes between encounters with hysteresis.
Offer control
Difficulty settings and assist options build trust. Accessibility features should not depend on hidden inference. Explain changes plainly.
Test edge cases
Include new players, experts and accessibility users. Ensure adaptation does not punish improvement. See stable utility scoring.