PENDING phase, defense active/recovery windows
Roundhouse requires 5 total kills, sweep requires defeating 3 goblins. Basic moves (punch, dodge, duck, parry, jump) remain available from the start.
UnlockCondition on CombatMove, parsed from [unlock] TOML section. check_unlocks evaluates kill_count and mob_kills thresholds. Locked moves rejected with "You haven't learned that yet." in do_attack/do_defend. New unlocks announced after kills.