This is not a finalized list. I will let you know if changes, additions/subtractions are made.

LEVEL 2 - 4:
---
Swift Learner: Requires 6 INT. You add an additional 10% to total XP earned for the week.

Master Trader: Requires 6 CHR. 20% discount at the item shop. (Stacks with Wolfgang's Wild Savings Card)

Fortune Finder: Requires 5 LCK. Chance to double gold/silver gains from quests.

Confirmed Bachelor (male) / Switchblade Romance (female): Requires 6 CHR. In combat, you will do increased damage to members of the same sex. Outside of combat, you will sometimes have unique dialogue options with member of the same sex.

Womanizer (male) / Black Widow (female): Requires 6 CHR. In combat, you will do increased damage to members of the opposite sex. Outside of combat, you will sometimes have unique dialogue options with member of the opposite sex.

LEVEL 5 - 7:
---
Action Boy / Action Girl: You gain an additional 15 AP.

Toughness: Requires 5 END. +5 DT permanently added.

Heavy Handed: Requires 7 STR. Increased DMG with two-handed weapons.

Double Trouble: You can now dual wield certain weapons with a 50% DMG penalty on your offhand weapon.

It's a Secret to Everybody: Requires 7 INT. Every week, you somehow manage to add half a pound to your weight loss. How do you do it? It's A Secret to Everybody...

LEVEL 8 -10
---
Grim Reaper Sprint: Killing an opponent with a critical hit restores 50% of HP and AP

Better Criticals: Requires 5 LCK, 6 AGI. Criticals now do 50% more damage.

Sticky Fingers: Requires 6 AGI. You can now attempt to pickpocket NPCs and quest givers.

Simply Irresistible: Requires 7 CHR. You can now convince two people above you at the weigh in to share 25% of their gold amd experience points earnings with you.

NEW! Double Trouble 2: Atomic Bugaloo: When dual wielding the same type of weapons, the offhand damage penalty is negated.

LEVEL 12-14
---
Trigger Happy: Requires 6 PER, 5 AGI. Weapons that have a chance to hit multiple times will now do so more frequently.

Energy to Spare: Requires 5 END. Any remaining HP left after a boss battle is now converted to silver and XP.

NEW! Step Lightly: Requires 6 AGI. You are now immune to blasts from your own Mines and are less likely to set off traps while exploring dungeons.

NEW! Picky Ricardo: Requires 6 CHR, 5 LCK. You won't settle for second best. From now on, the lowest tier of items from a boss' loot table are automatically removed.

NEW! Fever Spike: damage over time effects such as Burn, Poison, Bleed, and Shock can now crit.

LEVEL 15-19 New Tier
--
ChemsCrafter: Requires 5 INT. Every week you can craft a Jet, Stimpak, Psycho, or Med-X at the Hero's Enclave. For every point of INT you have above 6, you may craft an additional vial. With 7 or more INT you can also craft Rocket and Slasher.

Pray and Spray: Weapons that have a chance to hit multiple enemies will now do so more frequently.

Double Trouble 3: Third Strike: Requires Double Trouble 2. When dual wielding two weapons of the same type, there is a chance their powers will combine and add a devastating third attack.

Mysterious Stranger (Combat Version): Requires 5 LCK. Whenever an enemy is below 25% HP, there is a chance a Mysterious Stranger will step out of the shadows and finish them off for you. Having a higher luck stat will increase this likelihood.

Level 20+ New Tier
---
Nerd Rage / Desperation / Last Stand: Requires 7 INT / PER / STR (respectively). Whenever you are below 25% HP, your damage with energy weapons / firearms / melee weapons is tripled and your DT is increased by 50% You may choose this perk more than once.

Walking On Sunshine: For every mile you walk, you'll earn rewards depending on your Karma. 50s for Bad Karma, 75s + 1 First Aid Kit for Neutral Karma, 1 Gold + 1 First Aid Kit and 3 Plasma Grenades for Good Karma.

Double Trouble (2281 Reboot) Requires Double Trouble 3. You may now freely dual wield any two weapons without any DMG penalty as well as receive the benefits from Double Trouble 3.