That depends on the properties of the surface it will be driving on and its load bearing capacity
wheels are mainly designed for roads and surfaces with properties similar to roads
caterpillar tracks can traverse mud and soft surfaces more easily as the tracks disperse the vehicles weight...
actually the 3d model looks more bulky when compared to the 2d version which looks more sleek and slender plus the 2d version has the frame striking a pose, tell whoever has the model to make it do the same pose then we can decide just how different it looks compared to the 2d version.
I personally prefer the Mk I but the legs needs changes
Omniframe Head:
the Mk I's head makes it look like it has an AI built into it or something plus it helps sell the pure robot appearance of the Hard Driver Mode, the MK II's head looks like a helmet thats too big for the pilot
Arms:
The...
Tsi-Hu:
The new version gives off a more savage esque feel and its build has enough features to infer that it does have intelligence but I can't tell if its armor is part of its own body or something it puts on (this needs to be made clearer).
The whole body looks like its been through...
glacier dams and avalanches makes sense as snowfall can build up over time and rivers/lakes freezing over creating a natural dam but landslides involve mud, trees, rocks and other stuff which doesn't get replenished after going downhill
I'd like something like the Duskblade of Draktharr's passive where not being seen makes your next attack deal bonus damage, this would be great on light omniframes fitted for stealth/cloaky/sniper.
http://leagueoflegends.wikia.com/wiki/Duskblade_of_Draktharr
Edit:
Micro Jump Drive is a...
Artillery: self explanatory
They can be deployed at great distances from the target and bombard an area, its accuracy decreases the further away the target is from its optimal range, basically a cone of fire the further away the target is the larger the cone gets.
Target Designator Trooper:
A...