High end:
Ataman 2
Erlkonigin
Phenomenon Lite, but the fill holes are tiny so I used to bottom fill mine.
Kayfun 4
Eviva t
Budget friendly
Lemo2 can be m2l
Bellus can be single coil and m2l as well as the Goblin Mini v2
HIGO can be single and has all the airflow adjustability you could ever want.