1. Need a save option.
2. needs a boost on how often you get tactical points. Right now it feels random.
3. Save option.
4. stages. Just moving up to advance is really a pain at higher levels.
5. way to save ranks for ribbons and achievements.
6. Needs a kind of skill system.
One thing that makes setting up a barrel trap hard, is that the shotgun in one slot down. So when you use the last barrel sometimes it shoots the shotgun thus ruining your work