Free games like Dungeon 100
Below are 8 free-to-play Steam games similar to Dungeon 100, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Dungeon 100 page.
Ranked picks
- 1

Die in the Dungeon: Origins
Free-to-play alternative to Dungeon 100 — no purchase or trial window. Shares Strategy and Indie with Dungeon 100.
Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!
- 2

Realm of the Mad God Exalt
Free-to-play alternative to Dungeon 100 — no purchase or trial window. Shares Indie with Dungeon 100.
Embark on an exhilarating journey into the pixelated Realm of the Mad God! Join, an action-packed, free-to-play MMO bullet hell game. Discover a world with danger, challenges, and hidden treasures as you battle through waves of enemies. Team up with players and conquer dungeons to become a legend!
- 3

Yi Xian: The Cultivation Card Game
Free-to-play alternative to Dungeon 100 — no purchase or trial window. Shares Strategy and Indie with Dungeon 100.
Yi Xian: The Cultivation Card Game is an online DBG which contains a PVE mode called Uncharted Realms and a PVP mode. Every game is a deck building from scratch. Players can have stronger decks by changing cards, and then build more powerful routines to defeat all opponents to win.
- 4

KARDS - The WW2 Card Game
Free-to-play alternative to Dungeon 100 — no purchase or trial window. Shares Strategy and Indie with Dungeon 100.
KARDS, The World War II Card Game, combines traditional CCG gameplay with innovative mechanics inspired by classic strategy games and real battlefield tactics. Take command and challenge other players in grand-scale warfare on the ground, air, or seas.
- 5

Minion Masters
Free-to-play alternative to Dungeon 100 — no purchase or trial window. Shares Strategy and Indie with Dungeon 100.
An addictive fast-paced hybrid of Card games & Tower-Defense. Play 1v1 - or bring a friend for 2v2 - and engage in epic online multiplayer battles full of innovative strategy and awesome plays! Collect 200+ cards with unique mechanics, all free!
- 6

Once Upon a Galaxy
Free-to-play alternative to Dungeon 100 — no purchase or trial window. Shares Strategy and Indie with Dungeon 100.
ONCE UPON A GALAXY is an easy to learn Card Battler with incredible strategic depth and near infinite fun! Which of your favorite characters from myth and fairy tale will you choose?
- 7

Dota Underlords
Free-to-play alternative to Dungeon 100 — no purchase or trial window. Shares Strategy with Dungeon 100.
Hire a crew and destroy your rivals in this new strategy battler set in the world of Dota. Introducing Season One: Explore White Spire and earn rewards on the Battle Pass. Pick from several different game modes, play on your own or with friends, and take advantage of crossplay on PC and mobile.
- 8

Star Realms
Free-to-play alternative to Dungeon 100 — no purchase or trial window. Shares Strategy with Dungeon 100.
Star Realms is a hugely popular space combat deckbuilding game. Download and play today (note: base set is required to play online) to find out why Star Realms is the winner of SXSW 2014 Board Game of the Year, 7 Golden Geek Awards from BoardGameGeek, and 2 Dice Tower awards!