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

Hive Blight
Single-player alternative to Underboard — playable solo, no multiplayer required. Shares Strategy and RPG with Underboard.
Hive Blight is a roguelite autobattler where you lead a team of insect warriors against a corrupting Fungal Threat. Build powerful synergies, uncover the source of the plague, and destroy it to save your world!
- 2

Knightica
Single-player alternative to Underboard — playable solo, no multiplayer required. Shares Strategy with Underboard.
Recruit powerful units, place them strategically and find the best synergies in this Roguelike Autobattler! Knightica lets you guide a warband through many challenges to free the Kingdoms. Discover optimal combinations, weave powerful enchants, face dangerous monsters and lead your army to victory!
- 3

The Last Flame
Single-player alternative to Underboard — playable solo, no multiplayer required. Shares Strategy and RPG with Underboard.
Recruit a party of unique heroes, fight deadly encounters, loot and craft powerful gear, discover and create thousands of synergetic builds! The Last Flame is an endless roguelike auto-battler in which you guide a righteous party of heroes through many challenges.
- 4

Seer's Gambit
Single-player alternative to Underboard — playable solo, no multiplayer required. Shares Strategy and RPG with Underboard.
A strategic, hero-drafting roguelite RPG that rewards smart positioning, player agency, and synergies-building within your party. Explore a perilous world brimming with upgrades to discover and unlock. Choose the right combination of heroes, equipment, skills, and buffs to craft your perfect team.
- 5

Die For The Lich
Single-player alternative to Underboard — playable solo, no multiplayer required. Shares Strategy and RPG with Underboard.
Gather magical dice, adapt your gear and venture through a land haunted by folklore creatures.
- 6

Overlooting
Single-player alternative to Underboard — playable solo, no multiplayer required. Shares Strategy and RPG with Underboard.
Adapt your strategy to a skill tree that changes every run, combine pieces of equipment to form powerful synergies and create a game-changing build capable of defeating the bosses that will try to stop you. In this Inventory Management Roguelike two games never feel the same!
- 7

Skull Horde
Single-player alternative to Underboard — playable solo, no multiplayer required.
Skull Horde is an auto battler dungeon crawler where you play as a flying skull necromancer. Find powerful loot and create overpowered builds. Summon a horde of skeletons in a battle of bone versus flesh!
- 8

Demeo x Dungeons & Dragons: Battlemarked
Single-player alternative to Underboard — playable solo, no multiplayer required. Shares Strategy and RPG with Underboard.
A cooperative tactical RPG set in the D&D universe. Embark on a fantasy tabletop adventure. Your quest, on your schedule.