Invincibility
left, square, up, triangle, right, circle, down, X
(directions are on the D-Pad)

Invisibility
left, square, right, circle, left, square, right, circle
(directions are on the D-Pad)

Slow-Motion
right, square, up, triangle, right, square, up, triangle
(directions are on the D-Pad)

Xen Gravity
up, triangle, down, X, up, triangle, down, X
(directions are on the D-Pad)