Games like Holdstrong Castle Defender

In "Ark of Charon," players nurture a World Tree sapling and defend it from monsters during its journey to the nursery. Gather resources, instruct golems to mine and harvest, and build defenses atop the sapling to protect it. Players also construct weapons to fend off relentless monster attacks. This unique game blends colony simulation and tower defense gameplay for a captivating experience.

"War in a Box: Paper Tanks" is a 2D artillery game where players control paper tanks in combat. The objective is to destroy the enemy's base while protecting your own, using a variety of weapons and upgrades. Players can compete against AI or other players in multiplayer mode, with different maps and difficulty levels to choose from.

"Valeguard is a single-player Role Playing game that takes about 24 hours to beat. It is a Tower Defense and Town-Management hybrid, where you construct defenses, train troops, and prepare for battle during the day, and defend with towers, troops, and heroes at night. Each town you save unlocks unique assets and heroes for future battles, with the option to gather resources, craft weapons, and train troops to help with defense."

"Castle Constructor is a fresh take on tower defense, allowing you to build your castle with a modular system to defend against enemy waves. Different landscapes provide unique challenges, and you'll face various enemies, including siege weapons. The full game offers more blocks, landscapes, and enemies to enhance your castle-building experience."

Reignfall is a single-player Fantasy Hack and Slash game with real-time strategy and city-building elements. Oversee resource production, command armies, and control heroes in battle against procedurally generated maps. Master the unique playstyles of 7 characters, including your Lord, and test battles in the Battle Tester mode.

In "Risen Kingdom," players build and manage their own kingdom during the medieval era. They gather resources, establish villages, and recruit soldiers to defend against enemy invasions. The game features strategic city-building, real-time battles, and diplomacy with neighboring kingdoms, all with a fantasy twist.

"World of Castles" is a sandbox castle-building simulation in early access, allowing players to construct large or small medieval projects with a focus on realism. The game is still in development by a small team, and feedback is sought to improve and expand it. Currently, players can build and design without restrictions, with options to turn off realism constraints.

"Unstoppable Gorg" is a unique tower defense game that pays homage to classic Sci-Fi films. Players must strategically place and upgrade towers to defend against incoming alien forces on rotating planets. The game features a satisfying blend of strategic planning and frantic action, with a distinctive tongue-in-cheek retro style that sets it apart from other games in the genre.

Orthodox Defense -正統防衛(seitou bouei)-is a tower defense (TD) type real time strategy (RTS) game for Windows. This game is a study and is available for FREE download.  Press the "Download Now" button first. Then click on "No thanks, just take me to the downloads" link.  If you like the game after testing it, I'd be happy to pay you some money. Please note that this game doesn't have BGMs, ending sc…

Ratropolis: CARD DEFENSE GAME is a single-player, real-time survival experience that masterfully blends deck-building and tower defense mechanics. Players strategically build their deck and defenses to protect their city against relentless waves of enemies. Featuring fantastic gameplay and pretty visuals, the game offers a captivating and challenging experience for strategy enthusiasts.