Potion/effect sleepiness

Potion of sleepiness can be brewed by adding chorus plant onto a slow falling potion.

Effects

Potion of sleepiness lasts longer than potion of feather falling. When the player falls, at the stage when fall damage is calculated if the fall is lethal, the player gets teleported back to where the fall was initiated (the block where he was standing before or the closest to it if it was broken) and any movement controls get discarded (if the player holds w key while they fall when they get teleported they need to release & press the key again to move in said direction)

Optional

To balance gameplay a bit, the rule that the potion can only be activated on the days when phantoms can spawn can be added. But I think it would be a bit much.