Big Apple w/Raceguard RLX is new to me. It seems to be the regular Big Apple model now though, actually. The Marathon is a different tire but does also come in 50mm width.
I just found the Schwalbe 2021 catalog:
https://www.schwalbetires.com/sites/...21_English.pdf
Has an interesting new tire called the Super Moto, in 2.40 width.