The ONLY Infinity War Set you will need; 76107 and 76102: Thanos Ultimate Battle & Thor's Weapon Quest. You got Thanos, Iron Man Mk50, Thor with 2 eyes. And yea; there are
LEGO Marvel Used Lot Of 2 76107 76102 Benatar Infinity War Incomplete | eBay
Thor's Weapon Quest and Thanos: Ultimate Battle Combo 76102 and 76107 - Used LEGO® Marvel Comics™️ Set – Bricks & Minifigs Eugene