Things the game never acknowledges

In the opening mission, before the game reaches Los Santos, a frozen alien body lies beneath the ice.

The bank escape crosses a frozen stream. A body is visible underwater beneath the bridge. It is a real object, also visible on returning to North Yankton during Bury the Hatchet.

After 100% completion, flying saucers appear at three locations. Each looks different and has its own condition.

One appears above Mount Chiliad's summit at night in rain. Another hovers above Fort Zancudo, immediately attracting the military. The third is submerged north of Paleto Bay and requires diving equipment or a submarine.

During the yoga mission, Michael comes under the influence of a substance and fights aliens.

It is part of the story rather than hidden, but many players postpone the mission and never return. The scene's presentation alone makes it worth seeing.

A drawing on the summit station wall shows an eye, three symbols and the words “Come back when your story is complete.”

The symbols are usually interpreted as a UFO, jetpack and clock. A jetpack later appeared in GTA Online during the Doomsday Heist, which some regard as a later fulfilment. Rockstar has neither confirmed nor disproved this.

A cult of older men lives in Chiliad Mountain State Wilderness. Around seven in the evening, a rock casts a shadow some players see as a jetpack.

Trevor can deliver hitchhikers to the camp and later clear it for money. Its connection to Mount Chiliad is solely a community interpretation without firm evidence.

Every night between 23:00 and 24:00 game time, a woman's figure appears on a rock. She disappears when approached, leaving a name written in blood.

The writing leads to a name found in the game. This is a planned Easter egg with a fixed time window and its own narrative trail, not a random event.

Fifty pieces of a murder confession are scattered across the map. Assembling them reveals the culprit.

The victim is Leonora Johnson. The first-person confession identifies her killer, and completing the collection unlocks a mission dealing with the culprit.

During Predator, thermal imaging reveals a figure that is not one of the hunted people.

Sasquatch also appears in Strangers and Freaks, where the player can become it. GTA Online later followed this with the time-limited Beast Hunt.

Claims have long said certain tasks unlock North Yankton or Liberty City for exploration. They do not.

North Yankton exists for two story missions. Datamining shows it is not loaded beyond them and has no working content. Only mods or glitches reach it. Liberty City is entirely absent from GTA V.

The legend that began the phenomenon. Players searched for years, but Bigfoot was never in the game.

Repeated analysis of the game files confirms this. Its later GTA V appearance is a joke for informed players, responding to a fifteen-year-old rumour.

Videos show a huge creature in the depths. No such hostile creature exists in the game.

Sharks genuinely attack the player. Anything larger is a mod or edited footage. The Kraken submarine awarded for a collection is a vehicle, not a creature.