[Bruno]

See, this is much more how I'm seeing it broken down:

+1 to intimidation: 2
+1 will vs intimidation: 1
+1 to-hit with grapples: 2
-1 to be hit with grapples: 1
+1 arm and leg SM: 6 (Limb-only Stretching)
+3 ST for pin contests: 3
Can squeeze torso: 1
Longer poison delay: 1
Reduced vulnerability to constriction attacks: 4
Reduced cost of HP and all forms of ST: varies, but if ST is taken appropriate to the new size, about 5. 5
Advantages: 26

+1 to be hit: -10
-1 to hit -10 Based on One Eye and a limited DX penalty
+1 to be seen: -2
-1 to be camouflaged: -1
Increased pressure damage (Only at SM2+): -1
Increased Consumption -2
Heavier equipment: -10
More expensive equipment): -10
Increase Life Support: -3 (eyeballed as a variant of Increased Consumption)
Disadvantages: -49

Total cost: -23