This is a thread to stop people from saying that Kyuubi acts like a bloodine, and that the cursed seal in the only cheap thing. 1. Cursed Seal in inplanted in you 1.Kyuuubi is inplanted in you. 1. The sharingan is not implanted on you, you must have the Uchiha blood to awaken it. 2. Kyuubi give you chakra. 2. The Cursed Seal "give" you chakra (through extracting it by force in huge amounts from the user's own chakra) 2. Sharingan doesn't give you chakra. 3. The Cursed Seal give you speed. 3. Kyuubi give you speed 3. Sharingan doesn't give you speed. 4. The Cursed Seal give you physical strength. 4. Kyuubi give you physical strength. 4. The Sharingan doesn't give you physical strength 5. The Cursed Seal contaminates your chakra. 5. Kyuubi contaminates your chakra. 5. The Sharingan doesn't contaminate your chakra. 6. The Cursed Seal transform you into a "hideous beast." 6. Kyuubi transform you into a "hideous beast." 6. The Sharingan doesn't transform you into a "hideous beast." 7. The Cursed Seal give you power without training. 7. The Kyuubi give you power without traiing. 7. The Sharingan can't give you power without training. 8. The Cursed seal can be extracted by seals. 8. Kyuubi can be extracted from you by seals. 8. You can't extract the sharingan by seals, as its not an implant. 9. The Cursed Seal can be sealed. (like Kakashi did) 9. Kyuubi's power can be sealed. (like Oro did) 9. You can't seal the sharingan. 10. You can't pass on the cursed seal to your son, unless you inplanted in him. 10. You can't pass the bijuu to you son, unless its through inplant. (just like the Gaara case as he is the third container which Shukaku was sealed into.) 10. You can pass the sharingan to your child the natural way, through bloodline. What did we learned? That Cursed Seal is as cheap as Kyuubi, as theyt doesn't act like a bloodlines, but as inplants.