Single-player games like Undead Onslaught
Below are 9 single-player Steam games similar to Undead Onslaught, 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 Undead Onslaught page.
Ranked picks
- 1
Legacy Of The Pact
Single-player alternative to Undead Onslaught — playable solo, no multiplayer required. Shares Action and Indie with Undead Onslaught.
Journey through the fantastical world destroying hordes of evil creatures and survive! Legacy Of The Pact is and action packed action survival game with some RPG and Rogue Like elements
- 2
Ninja Vs. Zombies 3
Single-player alternative to Undead Onslaught — playable solo, no multiplayer required. Shares Action and Indie with Undead Onslaught.
Fight Zombies, Monsters and a Nightmare with your Skills and Upgrades, use your Sword correctly and escape with Smoke Bombs, blast your way or smash Undead side by side with your Ninja Elite like never before. Action-packed meets Survival RogueElite Ninja Game.
- 3
Underground Lords
Single-player alternative to Undead Onslaught — playable solo, no multiplayer required. Shares Action and Indie with Undead Onslaught.
Purge the underworld from the demons!. Underground Lords is a hardcore action rogue-like dungeon crawler with procedurally generated levels. Chose one from the 3 characters, gather equipment, and mow the lords that rule the underground!
- 4
Strongest Imp
Single-player alternative to Undead Onslaught — playable solo, no multiplayer required. Shares Action and Indie with Undead Onslaught.
Destroy hordes of demons and become the strongest of all, if you can survive until there. In Strongest Imp you will use numerous artifacts, items, weapons and runes to build the perfect demon. Use roquelike mechanics and modify your weapons using all your creativity to break havoc in hell!
- 5
Pathfinder: Gallowspire Survivors
Single-player alternative to Undead Onslaught — playable solo, no multiplayer required. Shares Action and Indie with Undead Onslaught.
A roguelite survivor game set in the beloved world of Pathfinder. Enter Gallowspire, Pathfinder’s legendary tower of darkness, alongside your fearless companion. Slay hordes of enemies, upgrade your arsenal, and overcome deadly bosses to seal away the ancient king of undeath Tar-Baphon!
- 6
Death Must Die
Single-player alternative to Undead Onslaught — playable solo, no multiplayer required. Shares Action and Indie with Undead Onslaught.
Descend the nether in search of Death himself! Choose from God-given powers to slay his hordes of minions. Unlock new heroes, collect powerful items and create game-breaking synergies in this roguelite hack and slash survivors game.
- 7
Sharded World
Single-player alternative to Undead Onslaught — playable solo, no multiplayer required. Shares Action and Indie with Undead Onslaught.
Sharded World is a reversed bullet hell, rogue-lite, ARPG game combining simple gameplay and great rpg progression. Each level has its own unique features and challenges. Upgradable characters, weapons and orbs. Challenges, daily quests, and leaderboards. Fight, get stronger and defeat the Lich!
- 8
Halls of Torment
Single-player alternative to Undead Onslaught — playable solo, no multiplayer required. Shares Action and Indie with Undead Onslaught.
Slay hordes of terrifying monsters in this horde survival roguelite. Descend into the Halls of Torment where the Lords of the underworld await you. Treasures, magical trinkets, and a growing cast of heroes will grant you the power to vanquish these horrors from beyond. How long can you survive?
- 9
Vampire Survivors
Single-player alternative to Undead Onslaught — playable solo, no multiplayer required. Shares Action and Indie with Undead Onslaught.
Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!