Terrarian can "slowly" damage her, by striking with his wooden weapons, since he has "
Speed: Massively FTL, likely
Massively FTL+ (Comparable to the Starfury's stars, which comes from space and likely from the asteroid belt)"
and she is "
Speed: Superhuman (She is able to
briefly run on water, which requires a person to reach speeds up to
30 meters per second), with
Subsonic+ reactions and combat speed (Able to
dodge and react to a small group of soldiers shooting at her with ease)"