Which One Should Be Next 5/65

Which 5 star should be my next 5/65, I know there is too many option but I can't decide so please help me(all of them duped except Supreme )

Comments

What content do you have left?

what content are trying to do
what signature level is everyone

context mate

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Aegon is actually really good for a lot of 6.4

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depends where you are

abyss and relm

Need more details on the champs to make a calibrated decision

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Aegon is actually really good for a lot of 6.4
Really? It seems useless to me except really long fights

Large health pools in 6.3 and 6.4 make him very useful.