Spirit Dungeons (formerly Soul Not Found)

"Spirit Dungeons, formerly known as Soul Not Found, is an incremental game featuring idle and offline progression. As a necromancer rebuilding your army after losing a great war, you'll encounter 6 undead units, 10+ unique skills, and over 75 trophies/achievements. The game rewards players with a premium theme upon unlocking all trophies. A full version of the game is in development; join the waitlist to be notified."