I kind of like the idea, but it ended up being nothing more than a small frustration in the end, as you can just jump in place with the bad ones to reroll for something better. Also, I feel like tight platforming would get annoying, as basing whether you clear a room solely on luck would remove its "tightness." And I know you used the assets from of the Unity tutorials. But it's definitely a cool concept that you could use in other ways!
Bug fixes:
-Touching a wall kills all your momentum
-Jumping while a die is being rolled still puts the new die in the second slot while the first switches to an error die that seems to effectively be a 1