realm of guinea pigs 1st playthrough part 4

tip: in those ledges you are supposed to spam spacebar
tip: pressing r resets stuff that i forgot
tip: right click to attack
tip: to defeat the first boss, brute force it
fact: i got a game breaking bug where the box just fell of the ledge and now a box not appearing and the only fix is to reopen the game
fact: the 1st castle level was hard for me but i managed to get past anyways
difficulty of the bosses:
boss 1: 7/10
boss 2: 4/10
boss 3: 3/10
3/5