Mecha and Mercenaries
- Inherent Bownuses
- Free Expertise/the better versions of Expertise that came with essentials or w/e
- Off-level feats
- Free Skill Training feat at 1st level. Pick up something interesting.
- Skill Tweaks:
- Arcana = Engineering.
- Dungeoneering = Military Science.
- Nature = Science.
- Religion = Politics.
(Knowledge checks will likely be loosened a little — you can make them with any relevant skill.)