Original sentence: The entity has only been clearly surpassed once - when Thanos of Titan becomes one with the entire universe through the use of an artifact called the Heart of the Universe (which is later revealed to use the power of the One-Above-All), and even the Living Tribunal appeared powerless to stop him..
Edited sentence: The entity has only been clearly surpassed once - when Thanos of Titan becomes one with the entire universe through the use of an artifact called the Heart of the Universe (which is later revealed to use the power of the One-Above-All), and even the Living Tribunal appeared powerless to stop him.. He was also surpassed by Protégé, which Living Tribunal himself admitted