-Make vines sprout.
-Finish the warp system (its partially implemented.)
-make levels show their back color (level files already include a color code byte)
-if its a swim level make mario in swim mode when it loads (swimming works, swimmode is just a boolean)
-bowswer: not hard, there is a complete enenmy system thats easy to copy for bowser
-"sorry mario but the princess is in another castle screen"
-theres a few other small things... everything else works