Well the idea here is nice you seem to have a good idea here would be nice with some added elements and more polish all throughout but overall a fun little designer of a game here I like this one here
~X~
Reviews for "Create your own Mario level"
prototype for super mario maker
alrighty
One word:
Silky Smooth Controls.
Nintendo should take some notes from you, this is how Mario should move.
This "game" in four words: poor attempt of game.