What are some alternatives?
When comparing Royal Booty Quest and SteamWorld Quest: Hand of Gilgamech, you can also consider the following products
Guild of Dungeoneering - Build a dungeon from playing cards in this turn-based dungeon crawler.
Slay the Spire - Slay the Spire offers you a Deck-building and Rogue-like gameplay with Single-player mode, developed MegaCrit for Multiple Platforms.
Card Crawl - Solitaire, care game of dungeon crawling.
Blood Card - Adventure card game combining elements of roguelike and deckbuilding.
Monster Slayers - Monster Slayers developed by Nerdook Productions is a Role-playing, Rogue-like, Action, Turn-based and Single-player video game.
Night of the Full Moon - Mild strategy deck-building card game based on the tale of Little Red Riding Hood.