Single-player games like Defendion
Below are 16 single-player Steam games similar to Defendion, 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 Defendion page.
Ranked picks
- 1

Now There Be Goblins: Tower Defense VR
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Indie with Defendion.
Fight off hordes of goblins in this VR smack and smash tower defense hybrid! Punish the invading goblins by using your mighty chained hammer and your wide arsenal of traps and structures.
- 2

Tiny Archers VR
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Indie and Casual with Defendion.
Draw your bow and defend your kingdom in this immersive VR tower defense archery game! Step into the role of the realm's finest archer as you face waves of attacks from cunning goblins and ruthless orcs. Test your skills, compete on leaderboards, and be part of the evolving community!
- 3

Hex Defense
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Casual with Defendion.
Hex Defense is a virtual reality tower defense game. Engage in combat defending your base in this inmersive tabletop world. Setup your defenses, manage and modify them according to the situation. There are 6 different biomes to defend, 9 turrets to access, 17 upgrades to be made, and more...
- 4

Kittypocalypse
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Indie with Defendion.
Kittypocalypse is an in-depth, strategic tower defense game built exclusively for VR. Across a diverse range of environments, defeat the hordes of evil alien kitties and salvage what's left of your home planet
- 5

Mace and Grace: action fight blood fitness arcade
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Indie and Casual with Defendion.
Protect your Grace and Kingdom. Have a blast dodging bombs and smashing enemy knights. Seize the day and go for another round. Play the most furious Medieval arcade ever!
- 6

Conjury of Nature
Single-player alternative to Defendion — playable solo, no multiplayer required.
Fight in a fantasy world against the troops of the underworld! Defend your village by repelling the endless hordes of enemies using an assortment of weapons. But be prepared, the enemies have their own abilities that will make your life hell!
- 7

Guardians of Eden-Embrace of the Forest
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Casual with Defendion.
Tend to the needs of seven alluring Valkyries and defend humanity's last sanctuary in this lewd tower defense game!
- 8

Castle Must Be Mine
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Indie with Defendion.
Castle Must Be Mine is a KingdomRush-like tower defense game. But developed for VR. In addition to constantly collecting Coins to building and upgrading defensive towers, also need to make full use of all kinds of skills and props to stop the "enemies" into your castle.
- 9

Robby's Adventure
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Indie with Defendion.
Robby came to us from another planet and managed to get a real friend. The boy liked to play with Robby very much but once the misfortune happened - Robby was broken. Boy's parents gave the toy for repair and then our adventure begins.
- 10

Fly Destroyer
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Casual with Defendion.
Do you hate flies? Then this game is for you! Flies .. they are everywhere! Arm yourself and destroy them all!
- 11

Bunny Minesweeper
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Indie with Defendion.
Multiplayer in Minesweeper? Yes! Play with your friends or random party in classic Minesweeper or try crazy challenging modes! Fun and hard simultaneously!
- 12

Bunny Mahjo
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Indie with Defendion.
Classic Mahjong Solitaire is not single-player game anymore. You can play with friends in 3d-environment. Play together, win together, unlock more figures together.
- 13

Bunny Parking
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Indie with Defendion.
Unusual 3d parking puzzle with kicking mechanics. Kicking is fun! Kick a car from the parking lot alone or with friends. And don't think that it will be easy.
- 14

Bunny Reversi
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Indie with Defendion.
Classic reversi game also known as othello now comes to fully 3d! Play as a Bunny with AI or with a friend online or in split-screen mode on one PC.
- 15

Bunny Sudoku
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Strategy and Indie with Defendion.
Play classic Sudoku in a new way as a Bunny with other players in co-op mode. Try new unique endless multiplayer mode - Sudoku Defense.
- 16

Portal Dungeon: Goblin Escape
Single-player alternative to Defendion — playable solo, no multiplayer required. Shares Indie with Defendion.
Portal Dungeon is a medieval fantasy action game where you have to activate a network of dungeon portals and clear them from the monsters.