3d realistic character image of a guardian of future ecosystems, mastering bio-engineering in a world where nature and tech intertwine. Her attire blends organic growth with advanced armor, adorned with intertwining roots and metallic vines. Eyes shimmer with green vitality. Incorporate a gauntlet that controls both plant life and tech drones. Colors: verdant greens, titanium grays, and bio-luminescent blues. Capture the essence of a valkyrie harmonizing nature and machine in a high-tech era.