Puzzle buiding/modding help

[Jin]

So i bought 2 crappy cubes and i was wondering if i could make a puzzle out of them.

So..What can be made with 2 3x3s?

 

[04mucklowd]

2 good speed cubes

 

[James Ludlow]

Siamese?

 

[Kickflip1993]

get good cubes for modding

crappy cubes + modding =/= good mod

trajbers octahedron
axis cube
3x3x5 extended
3x3x4 extended
rhombic dodecahedron
slice cube
ghost cube
for instance are made with 2 cubes

 

[Jin]

get good cubes for modding

crappy cubes + modding =/= good mod

trajbers octahedron
axis cube
3x3x5 extended
3x3x4 extended
rhombic dodecahedron
slice cube
ghost cube
for instance are made with 2 cubes

And which of those would you recommend making?