Arcane Trickster Sneak Attack
Type of Feat: Class
Prerequisite: Arcane trickster level 2.
Specifics: At every even level the arcane trickster gains an additional +1d6 to their sneak attack damage. This is in addition to the rogue sneak attack dice.
Use: Automatic.
Impromptu Sneak Attack
Type of Feat: Class
Prerequisite: Arcane trickster level 3.
Specifics: At 3rd level, once per day, the arcane trickster can use this ability to deny his targeted opponent their DEX mod in the next round and this additionally allows the arcane trickster to sneak attack that opponent (unless the creature is immune to sneak attacks). At 7th level they can use this ability twice per day.
Use: Selected.
Pilfer Magic
Type of Feat: Class
Prerequisite: Arcane trickster level 1.
Specifics: At 1st level, once per day, the arcane trickster can dispel a magical effect on a target and receive statistical bonuses from it. The ability is a touch attack "lesser" dispel that affects the most powerful effect currently on the target. If successful, the effect vanishes from the target and the arcane trickster receives +2 bonus to attack rolls and all saving throws for the next ten rounds. He can use this ability twice per day at 5th level and three times per day at 9th level.
Use: Selected.