Explosion Cube by Vaclav Obsivac (aka Vinco)

Craftsman: Vaclav Obsivac
Designer: Vaclav Obsivac
Found at: Puzzlemaster

Excellent puzzle! It's almost just as hard to open this puzzle as it is to assemble it.
Tight fit, displays very nicely. The "Explosion" part of the name will become clear once you manage to disassemble it.