( traps )- lessen cooldowns ( because we depend so much with this if you can see in sharpshooter skill tree we done have any defensive buff ) i think this wont be much of a problem since others have wearing cards that gives immunity and bf potion that gives immunity aswell.
conceal 3 - ( add phy/magic evasion and movement speed increase ) not cancel when hit. for sniper also.
and please check this skill because when u use pots that decrease size and use this skill it zooms to much that you cant see anything

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Hawk eye 2 - ( add all debuff immunity and 2 layers )
aldetering terrain - ( add immobilized , 2000 damge per second phy absorb reduction )
gun layer - remove melee range effect ( add increase movement speed and phy/magic evasion )
focused sight 2 ( add phy hit chance ,phy attck increase and attack speed increase )
manticore sting 3 ( bring back effect - 100% phy abso and invoke attack speed )
magic block 2 ( last for 2.5 sec )
penetrating shot 3 ( add bleeding 3.5k per second last for 3 sec )
dextrous shot 3 ( add invoke movementspeed ,attack speed and all evasion increase )
breeach ( add effect - 75 % phy abso movement speed reduction evasion reduction )
snipe ( add immobiized )
addd new skill " RELOAD " reset all skills
this are my suggestion , sedy if you think theyre unfair you can still adjust them haha all i want is we become more durable hahaha. more survival