"Their souls are mine."

Translation: Jiwa mereka adalah milik saya.

[Ardhiagi]

Wow duo where did you take my family?

[ZoeVincent5]

Mwuahahahahhahaha!!! I am the all-evil-doing one!!!

[AdamOoi85]

Mortal Kombat

[jmaddz]

But seriously... "Jiwa-jiwanya" means "Their" (plural possessive), doesn't it?

I mean, I get that -nya usually means one person and mereka should be used, but pluralising the noun should resolve that, no?

[Sonja492391]

Why do I need "adalah"?
Would "Jiwa mereka milikku" be wrong?