- Spoiler
As you can see in the first gif, the player is able to fly with the Propeller Power-up after grabbing it in midair, but he can't do that in smbx 1.4.5,
- Spoiler
When the lands fast with the Propeller Power-up it's supposed to have the same effect as GrounPounding like in the second gif, but it can't destroy brick blocks in smbx 1.4.5,
- Spoiler
As you can see the player can break multiple brick blocks in one fly without a power forcing him to fall, but he can't do that in smbx 1.4.5!
