What is the cheat for Gangster Bros

duckhunt = infintate ammo
getalife = infinate lives
credits=view credits
godmario=can't get hurt only way to die is to fall down
lake=level 1
sewer=level 2
shop=level 3
mountains=level 4
forest=level 5
beach=level 6
courtyard=level 7
castle=level 8
boss=boss level