Single-player games like Prototype 2
Below are 16 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

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.
- 3

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.
- 4

NINJA GAIDEN 2 Black
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
Using Unreal Engine 5 to significantly enhance graphic expression, this is the definitive version of "NINJA GAIDEN 2," featuring additional playable characters and enhanced battle support functions.
- 5

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.
- 6

Killing Floor 2
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action with Prototype 2.
In KILLING FLOOR 2, players descend into continental Europe after it has been overrun by horrific, murderous clones called Zeds that were created by rogue elements of the Horzine Corporation. 6-player Co-Op & 12-player VS Zed-slaughtering mayhem.
- 7

Resident Evil 2
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action with Prototype 2.
A deadly virus engulfs the residents of Raccoon City in September of 1998, plunging the city into chaos as flesh eating zombies roam the streets for survivors. An unparalleled adrenaline rush, gripping storyline, and unimaginable horrors await you. Witness the return of Resident Evil 2.
- 8

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.
- 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

The Thing from Nowhere
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Adventure with Prototype 2.
Travel to a remote town in Alaska and uncover the truth behind reported sightings of a mythical creature from ancient Inuit folklore. A Choose Your Own Adventure mystery set in the 1950s, inspired by classic monster movies and Amiga's "It Came from the Desert".
- 14

杀虫剂小队:虫族争霸Insecticide Troopers:Star zerg
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
The new flames of war have ignited, and you will lead the mobile infantry regiment to defend the position. At that time, these damn Zergs will come from all directions, but I believe that under the leadership of your heroic lieutenant, you and your subordinates can definitely defeat these damn Zergs
- 15

Just Cause 2
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action and Adventure with Prototype 2.
Dive into an adrenaline-fuelled free-roaming adventure with 400 square miles of rugged terrain and hundreds of weapons and vehicles.
- 16

METAL GEAR RISING: REVENGEANCE
Single-player alternative to Prototype 2 — playable solo, no multiplayer required. Shares Action with Prototype 2.
Developed by Kojima Productions and PlatinumGames, METAL GEAR RISING: REVENGEANCE takes the renowned METAL GEAR franchise into exciting new territory with an all-new action experience. The game seamlessly melds pure action and epic story-telling that surrounds Raiden – a child soldier transformed into a half-human, half-cyborg ninja who...