HORRIBLE KITTY
Horrible Kitties are worshipers of Blue Eyes, and professional assassins for hire. You kill opponents of the Church (most specifically the dark side of the Church). You also kill opponents of the Guilds or cats in general as well, but primarily you're a religious fighter. If the term 'fighter' can be applied to someone who claws people in the back.

Horrible Kitty Spells
Felimancer Level Spells
1st: Cause Fear, Disguise Self
3rd: Blindness/Deafness, Invisibility
5th: Bestow Curse, Fear
7th: Greater Invisibility, Mislead
9th: Enervation, Seeming

SNEAK ATTACK
At 1st Level, you gain +1d6 Sneak Attack. This is identical to the Rogue ability of the same name, and it stacks with any Sneak Attack dice gained from Rogue Levels.

CHANNEL DIVINITY: Ambush
At 2nd Level, you may expend one use of your Channel Divinity. You have Advantage on attack rolls until the end of your next turn.

SNEAK ATTACK
At 6th Level, your Sneak Attack increases to +2d6.

SECRET STEP
At 8th Level, you add Dimension Door to your spell list. You may also cast it once per short rest without using a spell slot.

DEATH TO ALL WHO OPPOSE US!
At 17th Level you cannot be given Disadvantage to attack or initiative rolls, or Dexterity (Stealth) or Wisdom (Perception) Checks.