Games like The Horus Heresy: Legions - Titandeath

If you finished The Horus Heresy: Legions - Titandeath, the closest matches are Warhammer 40,000: Rogue Trader, Warhammer Age of Sigmar: Champions, Armored Core: Formula Front, Warhammer 40,000: Sanctus Reach and World of Solitaire. All 9 share its adventure genre and are ranked by how closely their themes and modes overlap.