OnComponentBeginOverlap is an event that triggers when the component first overlaps with something else (another actor). So that Other Actor pin is just letting you know what that other actor is (a wall, another player, a weapon…).
OnComponentBeginOverlap is an event that triggers when the component first overlaps with something else (another actor). So that Other Actor pin is just letting you know what that other actor is (a wall, another player, a weapon…).