New variants using common pieces amongst them.

lol Thank you kindly, tehanu.
Apparently, he (Ace569er) is still at it. Just two or three days ago, "EzraChan10" posted another blank, empty post to the "let's invent some really weird piece" thread.

Nice, chess.com should add this to chess variAtions
I don't think enough people care about this variant enough for it to be added to this website.