Piranha Plant:

Grounded Piranha Plant:

Changelog:
[1.0] - Initial release.
[1.1] - Modified the rotation of the piranha's head to move towards the player smoothly, with the addition of a move function to control the speed of the piranha plant to be equal to the speed of the first piranha plant.
Credits:
piranhaPlant.lua script by MrDoubleA in SMBX2b5
Grounded Piranha Plant.lua script by MegaDood
future: