+Finish first https://www.chessvariants.com/mvopponent.dir/dynamo.html
+https://echekk.fr/spip.php?page=article&id_article=599
+
+Monster, Horde, Colorbound
+https://www.chessvariants.com/d.betza/chessvar/dan/colclob.html
+https://lichess.org/analysis/horde#0
+https://greenchess.net/rules.php?v=monster
+https://en.wikipedia.org/wiki/Monster_chess
+https://en.wikipedia.org/wiki/Grotesque_(chess) (fun)
+