Killjoys Season 2 Promo The galaxy’s most badass bounty hunters are back. Killjoys Season 2 premieres July 1st on Syfy. Show More… Comments Related Videos Killjoys Season 3 Teaser Promo (HD) Killjoys 1×10 Promo “Escape Velocity” (HD) Season Finale Killjoys 1×06 Promo “One Blood” (HD) Killjoys 1×04 Promo “Vessel” (HD)