Who is the protagonist of the Metroid series?
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Metroid is a game for the Nintendo DS.
The Nintendo DS has a Metroid-based system .
Who is the protagonist of the Metroid series?</s>Metroid is a game for the [unused1]Nintendo DS                [unused2] .
Who is the protagonist of the Metroid series?</s>Metroid is a game for the Nintendo DS.
Who is the protagonist of the Metroid series?</s>The [unused1]Nintendo DS                [unused2] has a Metroid-based system .
Who is the protagonist of the Metroid series?</s>The Nintendo DS has a Metroid-based system .
Who is the protagonist of the Metroid series?</s>[unused1]Nintendo DS[unused2],0,[unused1]Nintendo DS[unused2],[unused1]Nintendo DS[unused2],0,Metroid,Metroid,platform,[unused1]Nintendo DS[unused2],Metroid,0,Metroid
Who is the protagonist of the Metroid series?</s>Nintendo DS,0,Nintendo DS,Nintendo DS,0,Metroid,Metroid,platform,Nintendo DS,Metroid,0,Metroid