best aesthetic，nijimecha,A white mech standing in a futuristic hangar, clenched hands, carrying a shield, shield on back, shield, huge shield, huge weapon, city building, indoor, propulsion, ground vehicle, night, crystals, solo,V-fin, mechanical wings, wings, glowing, glowing eyes, from below

low aesthetic, booru, tumblr, ugly, disfigured, multiple views,too much detail, over sharpening，text, document, watermark, logo,word，sword,Samurai sword