Hela, Thor, Loki, and Valkyrie from Thor: Ragnarok 4K HD Wallpaper

Hela stands prominently in the foreground, wearing a black costume and a horned headdress. To her left is Thor in armor, and behind them are Loki and a warrior resembling Odin. Valkyrie stands to the right, holding a sword. The background features fiery structures and combatants.