By default there are two tracks and in each track 8 layers to use in your workspace.
The maximum amount of tracks in MXWendler is 4 and each can host up to 16 Layers. These settings can be changed in the Settings menu under:
Settings → Windows → Misc.
By selecting the checkbox under each track a 'Crossfade' can be activated. (A)
The transition can be chosen from the menu on the side of the checkbox.