Apparently the original idle game (according to wikipedia at least) although modern idle games are probably influenced by Cookie Clicker and others as well.
I've occasionally been tempted to play Idle Champions which seems similar.
I've occasionally been tempted to play Idle Champions which seems similar.
It's difficult to quantify what makes a good one, but my favorite is Universal Paperclips.
It's the only game I've ever played where your damage output is most effectively measured by the size of its exponent