1. Minecraft

2. Half-Life 2 & Portal 2

3. Hollow Knight

4. Undertale & Deltarune (cant separate them)

5. Disco Elysium

Other good games: rimworld, silksong, stellaris, ori 1+2, little nightmares 2, tetris, factorio, openTTD, cubyz(potential minecraft 2?), plants vs zombies, slime rancher, postal 2, world of goo 1+2, KSP

If we considering city building games as RTS then its would be TheoTown (pc version). Its also has mods and multiplayer