This idea can go a long way in explaining the power of the Infinity Gauntlet. Since new characters like Doctor Strange and Ant-Man can access different dimensions, it gives Thanos different techniques to attack the universe in Avengers: Infinity Wars.
Doctor Strange introduces Karl Mordo and his weapon, The Staff of the Living Tribunal. Those aware of the comic book story will know that The Living Tribunal is a cosmic body and plays a significant role in the Infinity plotline in the comics.
The Living Tribunal should play an important role in Avengers: Infinity Wars since they are the only ones who have the power to stop The Infinity Gauntlet.
Thor appears in the mid-credit scene of Doctor Strange where he seeks help from Stephen Strange to find Odin. Since Doctor Strange and Thor are coming together, there is a possibility that the Avengers might seek his help once again in Avengers: Infinity Wars. Doctor Strange could be a great help to the meet when it comes to tackling the Infinity War.
Benedict Cumberbatch is a famous actor, and Marvel would love to have his fandom as the viewer for Avengers: Infinity Wars. Since this would be the end of the Avenger’s series, Kevin Feige and his team will go to all lengths to make the upcoming film a success.
Stay tuned for more news on Avengers: Infinity Wars.