to get secret achievements just stand there before the 1st battle it takes a little while but the composer will start talking and you will get achievments
@XXicewolfXX to get the mayor badge you must kill him on challenging or heroic difficulty and to unlock 6th zone beat the game on heroic and for legend plus 7th zone beat it on heroic without training
 "Undress the sexy bride"){kind=icon}
 "RPG Shooter: Starwish"){kind=icon}
 "You are a... The Sequel"){kind=icon}
 "Sonny"){kind=icon}
 "Sonny 2"){kind=icon}
 "The Last Village"){kind=icon}
 "Mastermind: World Conquerer"){kind=icon}
 "Pandemic 2"){kind=icon}
 "Turn Based Battle!"){kind=icon}
 "The Impossible Quiz 2"){kind=icon}
 "The Best Game Ever"){kind=icon}
 "Multitask"){kind=icon}
 "UPGRADE COMPLETE!"){kind=icon}