Diamond Form is one of Emma Frost’s signature abilities, allowing her to temporarily become immune to crowd control and take reduced damage. It’s especially useful when diving into fights or when you need to survive while being focused. Timing it well can let you absorb key enemy abilities and stay alive long enough for your team to respond.
Yes, she has a mind control-based ability that can briefly disrupt enemies by turning them against each other or forcing them to lose control. It’s not a long stun, but it’s great for breaking up formations or peeling for teammates. It requires good positioning and awareness, but used right, it can turn the tide of a team fight.