Warp letterz

X Y WARP Where to find them.
21 34 W In plain sight in the middle of the large griddle, reached via SecretTeleporterTrigger .
26 29 A In plain sight on Spikez , which a Question Mark Switch changez into an inactive Electrical Outlet .
37 21 R In plain sight atop a Black One-Time Switch on a plateau with a dangerous enemy grunt .
10 4 P A Hole is filled in to become a Mound , which becomez a Spikez tile to reveal it.
XX,YY = Tile coordinatez where the Warp letter may be found.