Demons reamined immortal by Shukracharya
https://freeglobaluniversity.blogspot.com/search/label/Shu
Devas reamined immortal by Nectar
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Garuda by Boon by Vishnu attained immortality
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Snakes remained partially immortal by licking Nectar laced Grass
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Rahuketu cut by Chakra remained alive due to consumption of nectar