.B \-a, \-\-aspect WIDTH:HEIGHT
Run SuperTux with given aspect ratio (eg. \-a 4:3)
.TP
+.B \-d, \-\-default
+Reset video settings to default values (\-g 800x600 \-a auto \-w)
+.TP
+.B \-\-renderer RENDERER
+Render the game using the specified video renderer. Valid values are sdl, opengl, and auto (the default).
+.TP
.B \-\-disable\-sfx
Disable sound effects
.TP