Why Ant-Man Has A Unique Avengers Power

screenrant.com:

Though Ant-Man is not normally thought of as being in the same league as Captain America, Iron Man, and other top-tier Avengers, he does have a unique advantage over his fellow superheroes that gives him an edge. While Paul Rudd's Scott Lang might be a reluctant hero at times, he is a powerful hero in his own right and was instrumental in the Avengers reversing the effects of Thanos' snap and thus defeating Thanos in Avengers: Endgame. His unique worth though goes beyond his Ant-Man powers and it's why he's such an asset.

Since the Avengers formed in 2012's The Avengers they've had a rolling roster of superheroes join their ranks, each with a variety of powers. Ant-Man's powers come from Hank Pym's Pym Particles which allow Ant-Man and the Wasp to shrink or grow by reducing (or increasing) mass along with density and superhuman strength. In some aspects, Ant-Man's superpowers make him potentially one of the most powerful heroes in the MCU, as the Pym Particles also give him control of time and space. This enables him to time travel through the Quantum Realm in some circumstances, as he did with the Avengers in Avengers Endgame.

Related: Endgame Accidentally Doomed A Marvel Hero & Nobody Noticed

Notwithstanding the power Ant-Man wields due to the Pym Particles, it's his unique power of being underestimated that has served him best over the years. His adversaries don't see him as a threat, or certainly not at the same level as the other Avengers. But this underestimation is why he often gains an advantage in his fights. In Ant-Man, Darren Cross saw him as a bumbling annoyance at best, and yet Scott’s willingness to make the sacrifice play allowed him to ultimately defeat Yellowjacket. Conversely, Hydra knew the danger that