Secretz
Listed in the order used.

No. X Y Secret Type Where found, and what the Secret doez
1 48 33 Question Mark Switch
#01 (QMS)
Under a Cupcake in the southeast corner.
Stepping on the Switch will create a temporary Bridge toward the (hopefully, lowered ) Black Pyramid (BP) to the southeast.
2 60 40 Red Warp #1 (RW) The SecretTeleporterTrigger is a Purple Multi-Grunt Switch (PMGS)
as are many of the SecretTeleporterTriggerz in this Custom Level ... this one had a Warp letter on it.
The RW will open in place (as do most of the RWz in this CL). For the rest of this list, only SecretTeleporterTriggerz that operate differently will have a full description.

The RW will take you back near the QMS that got you into this corner. At the same time, an enemy Grunt near the King's Fortress will take your place on this PMGS .
3 49 22 QMS #02 In a Mound near a (lowered) Green Pyramid .
Stepping on the Switch will create a temporary stairway toward the Arrow to the east.
4 55 11 QMS #03 Under a Cupcake in the northeast corner.
Stepping on the Switch will create a temporary Bridge toward the (hopefully, lowered ) BP to the northeast.
5 60 3 RW #2 The Warp letter is the SecretTeleporterTrigger.
The RW will take you to back to where you acquired the Tool that allowed you to uncover the Secret Switch that got you to this corner. At the same time, an enemy Grunt near the King's Fortress will take your place on this PMGS .
6 51 18 QMS #04 In a Mound south of an Arrow .
Stepping on the Switch (or allowing the Rolling SnowBall to roll over it) will create a temporary stairway toward the (lowered) BP to the west.
7 46 21 QMS #05 Under a Cupcake in the area south of the Silver Pyramidz (SP).
Stepping on the Switch will create Landing Areaz connecting the Secret Switch with the island to the southwest.
8 40 25 RW #3 The SecretTeleporterTrigger is the Green Hold Switch (GHS) on the island.
The RW will take you to the area south of a line of SPz near a Cupcake which containz another GHS . At the same time, an enemy GunHat Grunt near the King's Fortress will take your place on this GHS . You should have something to break the Cupcake and uncover the Coin.
9 36 19 RW #4 The SecretTeleporterTrigger is the GHS you found under the Cupcake of RW #3.
The RW will take you to an area with a Yellow Hold Switch (YHS) near a Cupcake .
One of your noise makerz will reveal the contentz of that object.
10 30 16 QMS #06 Under a Cupcake in the area with lotz of Arrowz to the west, and SPz to the east.
Stepping on the Switch will create a temporary stairway toward the SPz to the east.
11 32 16 QMS #07 In a Mound at the west end of the SPz .
Stepping on the Switch will create a temporary stairway toward the area with all the Arrowz.
12 10 9 QMS #08 Under a Cupcake in the northwest corner.
Stepping on the Switch will create a temporary Bridge toward the (hopefully, lowered ) BP to the northwest.
13 3 3 RW #5 The Warp letter is the SecretTeleporterTrigger.
The RW will take you to the southern part of the atoll surrounding the King's Fortress. At the same time, an enemy Grunt near the King's Fortress will take your place on this PMGS .
14 10 33 QMS #09 Under a Cupcake in the southwest corner.
Stepping on the Switch will create a temporary Bridge toward the (hopefully, lowered ) BP to the southwest.
15 3 40 RW #6 The Warp letter is the SecretTeleporterTrigger.
The RW will take you back to the top of the area where seven Rolling SnowBallz criss-cross across Foundation Tilez .
At the same time, an enemy Grunt near the King's Fortress will take your place on this PMGS .
16 12 23 QMS #10 In a Mound near the four CheckPoint Switchez .
Stepping on the Switch will create a temporary stairway toward the area with all the Birthday Candlez .