Free to keep on Epic until Sun Nov 1 (a developer giveaway, separate from Epic's weekly freebies; normally $1.99). Online social deduction for up to 16 players: talk, accuse and vote by day, then survive the Mafia in your hotel room at night. It's multiplayer-only, so it's best with a group.

Free to keep on Epic until Thu Oct 29, 3:00 PM UTC (10 AM CT). Round-based co-op horde shooter for up to 4 players, inspired by CoD Zombies; normally $24.99 and Very Positive on Steam.

(Home - A Unique Horror Adventure, the other Epic freebie this week, is already posted here.)