RDR2's River Monster in The Cayo Perico Heist Explained (GTA Online)

Many of you have probably heard about the Loch Ness monster in the Cayo Perico update. You can even find its sand sculpture on the island.

Here's the location.

And here is the sand sculpture of the monster.

You can find the monster in the water during the heist finale.

This secret is a deleted one from RDR2, a creature named river monster was originally supposed to appear in this game.

The Cayo Perico monster's textures are even named river monster. The only thing missing from this secret is the river monster's deleted audio.

Now you have the basic idea of how the monster would've looked like in RDR2; it's cool that Rockstar uses some of the deleted RDR2 secrets here.