you can using:Its a good idea but you can't make a variable control the power of a potion.
There is no jump power function. However, you can use Jump Boost as a potion effect to change how high people jump. Using high values (e.g. 255) for the amplifier will actually make players jump lower, if that's what you're going for.
you can using:Its a good idea but you can't make a variable control the power of a potion.