The Energy Cost of a Sniper Rifle Is 20

Weapons have a weapon rating, which is basically this adds to your role. They then have a strength, which adds to the damage you would deal. Damage is calculated at two per characteristic you used on the attack. The more accurate you are because you threw more characteristics in and got more dice, also the more damaging you are. There's a bunch of little tricks you can do in combat. It's well thought out, but it's complex.