The "Hardcore" Update
Master Mode
A new game mode for players who are particularly skillful.
Turns off all checkpoints--good luck!
Speed-running
Added a timer to the top-left of the screen when "speedrun" is enabled.
Compete with friends and others online for the fastest time!
Achievements
Added achievements!
+Completion
+Master mode completion
+Speedrunning achievements
QoL
Added a mouse sensitivity setting.