• Lower mouse sensitivity to be more accurate.
  
  
• Keep yourself moving to be a more difficult target.
  
  
• Keep the right distance to the enemy depending on the weapon you are using.
  
  
• Know all weapons spawns to arm yourself faster.
  
  
• Learn to heal yourself by taking health and armor while shooting to gain a huge advantage over your opponent.
  
  
• Learn to predict the opponent's movement to shoot where he will go.
  
  
• Learn to bunnyhop to move faster.

1)White-hot gun: damage=20 - optimal range=medium - tactic= learn the speed of bullets to know how to shoot at moving targets.

2)Shotgun: damage=21(bullets)*9(damage)- optimal range=close - tactic= learn how to bunnyhop to stay close to the enemy.

3)Plasma Rifle: damage=15 - optimal range=medium - tactic= learn the speed of bullets to know how to shoot at moving targets.

4)Ray Gun: damage=80 - optimal range=long/medium - tactic= don't spam but shoot less and be more precise.

5)Rocket Launcher: damage=100(direct hit) -optimal range=medium - tactic= rocketjump to stay above the enemy and be ahead.

6)Grenade Launcher: damage=90(direct hit) - optimal range=close/medium - tactic= foresee where the enemy will go and shoot there.

7)Sting(elektro) Gun: damage=10 - optimal range=medium/long - tactic= train to follow the enemy with the crosshair.

8)H.C. Gun: damage=oneshot - optimal range=long/medium - tactic= follow your instinct.

9)Melee Gun: damage=80 range=close - tactic= learn how to bunnyhop to stay close to the enemy.

Part 1:
https://www.youtube.com/watch?v=7AlP5BK0xtA&t=11s

Part 2:
https://www.youtube.com/watch?v=BifmPinBTPY&t=71s