Set Lasers for Fun

Set Lasers for Fun is a challenge perk in Fallout: New Vegas.

Effects
You're laser-crazy and it shows! Your critical hit chance with all Energy Weapons is increased by 2% with the first rank 4% with the second rank.

To get a rank, one must deal 16,000 damage with pistol grip energy weapons. To get the other rank, one must deal 25,000 damage with rifle grip energy weapons. The challenge description states you need to do the damage with laser weapons, but it can be done with plasma too.

Behind the scenes

 * The name is a reference to the Star Trek line, "Set phasers to stun".
 * On The Simpsons episode Mayored to the Mob, "Set Phasers for Fun" is the motto of the "BiMonSciFiCon" science fiction convention.