Back 4 Blood's first expansion is out and there's a free new difficulty mode

Plus “unofficial” Steam Deck support

Back 4 Bloodhas received its first paid expansion since release.

Tunnels Of Terror adds a new level, two new playable characters, and new Legendary weapons.

It’s one of the additions in April’s free updates, the changelist for which islong.

It includes lots of balance tweaks for the campaigns, certain card abilities, and the Cleaners.

Tunnels Of Terror will cost you 12/$15/15 and isavailable from Steam.