What role do the Elder Gods play in the Arkham Horror universe and how do they impact the game's narrative and gameplay?

In the Arkham Horror universe, the Elder Gods are ancient and powerful beings that influence the game's narrative and gameplay. They are often the main antagonists, with players working to prevent their awakening or defeat them. The Elder Gods' presence adds a sense of dread and urgency to the game, as their actions can have devastating consequences for the players and the world of Arkham. Players must strategize and work together to overcome the challenges posed by the Elder Gods and their minions in order to succeed in the game.