Chief upgrades are now MUCH cheaper, especially at the later stages โ and now go up to 30 stars. As a result, most of your Chiefs will likely get higher level and stats after the update.
This is a solo, portrait-oriented idle tycoon game that can be played offline and is suitable for short, interruptible sessions. Monetization is ad-supported, with optional ads for perks, and the game is generally considered casual and mindless with high replay value. It's ideal for players looking for a low-commitment game to passively progress while multitasking.