Total Recommendations: 2
If you liked
Fate/stay night
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...then you might like
Mirai Nikki (TV)
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Both are Death Tournament to obtain a great power, and both displays a set of characters using distincts special abilities in combat, with a fair amount of strategy involved.
If you liked
Kiseijuu: Sei no Kakuritsu
|
...then you might like
Inuyashiki
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Both are based on a huge change in the life of someone due to a superpower triggered by an alien. And both are very bloody.