some small improvements for mystery

BaseClasses.py

@@ -8,6 +8,7 @@ from EntranceShuffle import door_addresses
 from Utils import int16_as_bytes
 
 class World(object):
+    player_names: list
     def __init__(self, players, shuffle, logic, mode, swords, difficulty, difficulty_adjustments, timer, progressive, goal, algorithm, accessibility, shuffle_ganon, retro, custom, customitemarray, hints):
         self.players = players
         self.teams = 1