Games Like Rush defense: idle TD

Realm Defense is a portrait-mode tower defense game where players strategically deploy heroes and towers to fend off waves of enemies. It features a deep progression system with numerous heroes and upgrades to unlock. The game offers both a campaign and competitive online modes, but progression can be heavily influenced by in-app purchases and requires significant time investment.

Night Valley is a challenging tower defense game where players strategically place units to defend against waves of enemies. Its core loop involves intense, short sessions focused on tactical decision-making. The game offers high replayability through its difficulty, but progression can be slow for free-to-play users.

Mini Heroes: Magic Throne is a portrait-oriented idle RPG where players collect and upgrade heroes to battle through various stages. The game features passive progression, allowing for short, interruptible play sessions. Its core appeal lies in its low cognitive demand and the satisfaction of watching heroes grow stronger over time.