Overlord sends his monstrous spider-like assassin, Arachnid, to abduct Dragon...
The Savage Dragon
Season 1 Episode 5: Locomotion
Overlord breaks Mako and his gang out of prison to hijack a train that Alex happens to be on and use it to blow up the city's new train tunnel. Dragon is forced to work on the case with his bigoted colleague, Sgt. Niceman.