The contents of smash boxes vary from level to level. This list shows what could be contained within the boxes. It is by no means complete. * White Crystals (ranging from 5/10) * Gobbos * Coloured Crystals * Keys * Life * Butterflies * Cog If Croc has died during a level after opening a box with a Gobbo, Coloured Crystal or Life, the box will respawn but if opened will contain butterflies, which are non-interactive elements.