Kiritsugu is sitting and flexing his bicep. He is shirtless. He wears black short boxershorts. You can see his thighs completely. He has a huge bulge. He is admiring his arms. His arms are full of visible huge veins

duplicated, disfugured, deformed, poorly drawn, low quality eyes, border, comic, lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, (worst quality, low quality:1.4), interlocked fingers, normal quality, jpeg artifacts, signature, watermark, username, blurry, artist name, pixels, censored,