Single-player games like Prototype 2
Below are 14 single-player Steam games similar to Prototype 2, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Prototype 2 page.
Ranked picks
- 1

Prototype™
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
You are the Prototype, Alex Mercer, a man without memory armed with amazing shape-shifting abilities, hunting your way to the heart of the conspiracy which created you; making those responsible pay. Fast & Deadly Shape-Shifting Combat: Reconfigure your body to the situation at hand.
- 2

Extinction
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
You are one of the world’s last Sentinels, a soldier named Avil equipped with the skills to battle the endless wave of Ravenii. Fight massive brutes and their minions across a sprawling countryside, defending cities and rescuing refugees torn from their homes.
- 3

Middle-earth™: Shadow of Mordor™
Single-player alternative to Prototype 2 — playable solo, no multiplayer required.
Fight through Mordor and uncover the truth of the spirit that compels you, discover the origins of the Rings of Power, build your legend and ultimately confront the evil of Sauron in this new chronicle of Middle-earth.
- 4

The Evil Within 2
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
Detective Sebastian Castellanos has lost everything, including his daughter, Lily. To save her, he must descend into the nightmarish world of STEM. Horrifying threats emerge from every corner, and he must rely on his wits to survive. For his one chance at redemption, the only way out is in.
- 5

The Surge 2
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action with Prototype 2.
In a bid to survive, explore the sprawling, devastated Jericho City. Fight ferocious threats in brutal, unforgiving combat, slashing and tearing the limbs off your opponents to steal their equipment.
- 6

Middle-earth™: Shadow of War™
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
Experience an epic open-world brought to life by the award-winning Nemesis System. Forge a new Ring of Power, conquer Fortresses in massive battles and dominate Mordor with your personal orc army in Middle-earth™: Shadow of War™.
- 7

Sunset Overdrive
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
Sunset Overdrive transforms an open-world apocalypse into your tactical playground. Zip, grind and wall-run across Sunset City with an unconventional arsenal. Hyper-agility, unique weapons, and customizable abilities deliver an explosive and irreverent adventure in the end times.
- 8

Fear the Night - 恐惧之夜
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
In Fear the Night, you are a survivor in a world plagued with zombies. Team up with other survivors and work together to rebuild society from its ashes or choose to trust no one and go your own way in a lawless world.
- 9

Saints Row IV: Re-Elected
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
Experience the insane antics of Saints Row IV. The Saints have gone from the Penthouse to the White House - but Earth has been invaded and it’s up to you to save it with an arsenal of superpowers and strange weapons, in the wildest open world game ever.
- 10

Resident Evil
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
The game that defined the survival-horror genre is back! Check out the remastered HD version of Resident Evil.
- 11

Destroy All Humans!
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
The cult-classic returns! Terrorize the people of 1950's Earth in the role of the evil alien Crypto-137. Harvest their DNA and bring down the US government in the faithful remake of the legendary alien invasion action adventure. Annihilate puny humans using an assortment of alien weaponry and psychic abilities.
- 12

CONTROL Ultimate Edition
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
Winner of over 80 awards, CONTROL is a visually stunning third-person action-adventure that will keep you on the edge of your seat.
- 13

War Thunder
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action with Prototype 2.
War Thunder is the most comprehensive free-to-play, cross-platform, MMO military game dedicated to aviation, armoured vehicles, and naval craft, from the early 20th century to the most advanced modern combat units. Join now and take part in major battles on land, in the air, and at sea.
- 14

PROTOTYPE
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
In the neon-lit world of PROTOTYPE, 07Vanguard, a powerful AI prototype, battles hordes of menacing robots. Equipped with combat techniques and a vast arsenal, it faces increasingly challenging enemies. Power-ups aid its survival, but the ultimate test comes with the appearance of formidable Bosses.