@adamconover mullvad says they're torrent friendly, but if you're even halfway good at linux cmdline, you could nab the wireguard roadwarrior shellscript from github, its a one shot script to create any 5 dollar vps you can setup anywhere into a wireguard endpoint.
also, so long as you're using private trackers it shouldnt be a big deal. (i may have a couple invites kicking around)