Let it Die is dying, but offering players a onetime purchase to keep it alive offline
Grasshopper Manufacture's Let It Die, a free-to-play combat-focused roguelike, is closing down its online servers this August, but it has an offer for you. A new offline version of Let it Die is being made available for purchase, which will strip out all of the live-service stuff and replace them with offline equivalents.
It's certainly one way to close down a game, and generally seems like a decent idea. Not that Let it Die is some undiscovered classic. The game sees you climbing the Tower of Barbs under instruction from Uncle Death...