Single-player games like Eternal 4 Rounds
Below are 8 single-player Steam games similar to Eternal 4 Rounds, 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 Eternal 4 Rounds page.
Ranked picks
- 1

Seed World
Single-player alternative to Eternal 4 Rounds — playable solo, no multiplayer required. Shares Strategy and Indie with Eternal 4 Rounds.
Seed World is a game that aims to combine automation, conveyor belts, and level progression. The game simplifies automation 'construction' into a series of progress bars, with each progress producing or consuming resources, and players need to manage resources.
- 2

Slorbis: Tower Defense
Single-player alternative to Eternal 4 Rounds — playable solo, no multiplayer required. Shares Strategy and Indie with Eternal 4 Rounds.
Immerse yourself in the cozy, minimalist world of Slorbis: Tower Defense. Build towers with unique roles, buy modifiers of varying rarities, collect money, and face the unpredictability of procedurally generated maps as you defend the king from dark spirits.
- 3

Withering Age
Single-player alternative to Eternal 4 Rounds — playable solo, no multiplayer required. Shares Strategy and Indie with Eternal 4 Rounds.
Withering Age is a real-time strategy roguelike set in a dark fantasy, medieval world brimming with magic, danger, and decay. Build and expand your kingdom, train loyal troops and mighty champions, and defend your lands against relentless hordes.
- 4

Log Defense
Single-player alternative to Eternal 4 Rounds — playable solo, no multiplayer required. Shares Strategy and Casual with Eternal 4 Rounds.
The demon army is coming, but your allies are busy watching stock charts. Defend, manage resources, and survive this comedic fantasy defense game without carrying the whole team alone.
- 5

城市塔防-City Tower Defence
Single-player alternative to Eternal 4 Rounds — playable solo, no multiplayer required. Shares Strategy and Indie with Eternal 4 Rounds.
Roguelite tower defense. Each run generates a different map identity, base position, frontline layout, and pressure lanes. Build and upgrade towers, shape your run with cards and between-wave rewards, manage resources and positioning, survive waves of escalating enemies and boss encounters.
- 6

Slime TD
Single-player alternative to Eternal 4 Rounds — playable solo, no multiplayer required. Shares Strategy and Indie with Eternal 4 Rounds.
A relaxing tower defense game. recruit slime to fend off endless waves of monsters. Up to 28 types of defense towers, and 4 maps.
- 7

Elemental Magic Wars
Single-player alternative to Eternal 4 Rounds — playable solo, no multiplayer required. Shares Strategy and Indie with Eternal 4 Rounds.
A hero-based 3D tower defense game featuring 9 elements, elemental reactions, RPG growth, gear drops, and thrilling battles. Command your heroes, build your defense, and face endless waves of elemental enemies.
- 8

Notice Me Leena-senpai!
Single-player alternative to Eternal 4 Rounds — playable solo, no multiplayer required. Shares Strategy and Indie with Eternal 4 Rounds.
Oh no! The Demon Lord is attacking! Help Leena-senpai defend her school and city against the Demon Lords minions!