Instructions are in game. Following is an update log: Version 1.4 (29th March, 2018) - Sonic has been replaced with Mario. Credits to the sprites are in the Notes and Credits section! Version 1.3 (10th September, 2015) - Sonic can enter rolling a tad earlier and ends rolling a tad later Version 1.2 (6th September, 2015) - Spindash added - Improved ground collision to detect very thin platforms - Improved launching jump collision - Fixed low speed horizontal rotation animation bug - Fixed static animation bug Version 1.1 (5th September, 2015) - Slightly extended level map to test more extreme inclines - Fixed jumping animation bug - Faded, resetting start screen Version 1.0 (31st August, 2015) - Project released
Credits to Nintendo
