The only other draw back would be the increased work on the metabolism is required. A recipient must now consume twice as much of whatever sustenance to stay at a normal level. A normal person would have to eat and drink twice as much, a psi-stalker feed twice as much, and so on. Weight and height are also increased exponentially. Weight more so than height.
Bio-tanium skin grafts by location:
Keep in mind that these are only coverings for the skin and not total replacements. Normal skin and bone are still beneath the M.D.C. metal. Includes given M.D.C. and any additional bonuses.
Hand: 10 M.D.C.
Foot: 15 M.D.C.
Forearm: 15 M.D.C.
Shin: 25 M.D.C.
Shoulder to Elbow: 30 M.D.C.
Hip and Thigh: 40 M.D.C.
Full Arm: 35 M.D.C. plus +1 to P.S., +1D6 to punch damage
Full Leg: 45 M.D.C. plus +1 to P.S., +1D8 to kick damage
Torso: 75 M.D.C. Akin to Cyber Armor
Midsection: 50 M.D.C. Protects groin and stomach.
Grafting of both arms grants a bonus of +2 to strength, both legs provides a bonus of +5 to speed. Damage bonuses remain unchanged. In these cases, height remains unchanged and the weight difference is negligible.
Prosthetic Limb replacements:
Hand: 15 M.D.C. +1D6 to punch damage.
Foot: 25 M.D.C. +1D8 to kick damage.
Forearm and Hand: 40 M.D.C.
Foot and Shin: 55 M.D.C.
Whole Arm: 75 M.D.C., +2 to strength, +1D6 to punch damage.
Whole Leg: 90 M.D.C., +1D8 to kick damage.
Replacement of both arms grants a bonus of +5 to P.S. Damage bonus remains unchanged. Replacing both legs adds +10 to Spd. Damage bonus remains unchanged. In these cases, height remains unchanged and the weight difference is negligible.
Partial Conversion:
In this case, Bio-tanium is grafted to the internal systems of the recipient. The bones and muscle fiber are infused with cellular strands of the living metal granting greater strength, endurance, speed, and muscle mass. Other than increased size, there are no other changes in appearances.