Complex sentence: Exploiting Kyrano's inside knowledge of IR, the Hood manipulates the Tracy brothers into missions that unfold according to his own nefarious designs; this allows him to spy on the "Thunderbird" machines and--by selling their stolen secrets--make himself rich.
Split into simpler sentences: Exploiting Kyrano's inside knowledge of IR, the Hood manipulates the Tracy brothers into missions that unfold according to his own nefarious designs. This allows him to spy on the "Thunderbird" machines and--by selling their secrets--make himself rich.