Level 1
ST 6 PE 5 EN 5 CH 7 IN 5 AG 7 LK 5
Melee Weapons, Small Guns, and Sneak
Bobblehead (Medicine)
Grognak the Barbarian => Melee Weapons +1 (33)
Level 2
Lockpick +5 (20), Explosives +10 (25)
Lady Killer/Black Widow
Level 3
Sneak +1 (37), Small Guns +1 (37), Speech +1 (20), Repair +5 (20), Barter +1 (20), Science +5 (20), Melee Weapons +1 (34)
Intense Training (AG)
Pugilism Illustrated => Unarmed +1 (16)
Level 4
Lockpick +5 (25), Repair +5 (25), Science +5 (25)
Comprehension
Duck and Cover! => Explosives +2 (27)
Chinese Army: Special Ops Training Manual => Sneak +2 (39)