God of War 4 and Horizon: Dawn are now Steam Deck verification games, which means that both games have been fully optimized for Steam Deck and can run perfectly on Steam Deck.
On January 20 this year, V confirmed the first list of 38 Steam Deck verified games, including Portal 2, Azure, Hollow Knight, Shame, TeacupHead 2, Brain Crew 2, Dark Souls 2, Dark Souls 3, Only Wolf, Deathgate, Death Stranding, Mad Max, Crimson Knot, Alien: Fire Squad, and the upcoming Total War: Warhammer 3.