I highly recommend the DW-P06 "Partners" set by Dr. Wu.
http://www.tfw2005.com/transformers-...photos-175241/
Very detailed, fits great into MP-10's cab, a little too big for MP-10's Roller and repair drone though (can't close the canopy when Spike or Sparkplug are in the drone). Pick one up and chuck out that fugly Spike that the toy came with!