Basic Wiggle
wiggle(2,50)
This expression states that twice a second the text should wiggle 50 pixels on the x & y axis – the first number is how many times a second, the 2nd is the amount of pixel movement.
Wiggle Affecting X or Y
Wiggle X Only
[wiggle(5,30)[0],value[1]]
Wiggle Y Only:
[value[0],wiggle(1,100)[1]]
Wiggle X and Y separately:
[wiggle(5,30)[0],wiggle(1,100)[1]]
For full wiggle expression documentation, click here.