CB: Varane, Zouma, Jones (costly), Balanta, Doria, Papadopolous (although personally I'm not a fan), Papathopolous, Ginter.
GK: Adler, Valdes (Free), Afinkeev (Free?), Jefferson, Ter Stergen, Courtois (costly).
All (bar perhaps Zouma and Doria at first) are capably of being stellar players in your Arsenal side.