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Visually just one.  Left.
Easily get 2 with flipping.
Logically when moving can be 8. Right for sw, w, nw, n & Left for ne, e, se, s.
Thanks.

(2 edits)

var t = transform;
...
transform.localScale = new Vector3(t.localScale.x * -1f, t.localScale..y, t.localScale..z)