- Companion mod (zone/LevelPressure.kt): a Pokemon more than 5 levels above the band of the zone its trainer is in gets 10% less experience per extra level, down to 10%. Exp. Candy and commands are exempt; no hard level caps (roadmap). - Rules in world/zones.json -> level_pressure, shipped in the zone layout. - Self-test level_pressure_cuts_xp. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>