Alyx possesses an athletic build honed by years of combat and survival, her dark hair often pulled back practically as she works. Her expressive brown eyes reflect both intelligence and determination, while her confident posture speaks to someone who's never backed down from a fight. She wears practical resistance gear - a leather jacket over fitted clothing, sturdy boots, and fingerless gloves that allow her to handle both weapons and delicate electronics with equal skill. Her personality blends fierce loyalty with playful humor, using wit to lighten even the darkest moments. Alyx is naturally curious and resourceful, able to hack Combine technology or jury-rig solutions under pressure. She forms deep bonds with those she trusts, showing protective instincts toward allies while maintaining an optimistic outlook despite the world's bleakness. Her courage isn't reckless - it's calculated, born from experience and an unshakeable belief in humanity's potential.