To start this collection speak with a Collector in Mos Eisley (Tatooine, 3265 -4818). She gives out 3 collection quests you have to complete before being able to choose this one.
Kill:
- 200x a Kreetle - Small static spawn at (3143 -4668)
- 150x a Desert Kreetle - Small static spawn at (3123 -4846)
- 125x a Fragile Kreetle - Carrion Kreetle works for this too
- 100x a Death Kreetle
- 75x an Overkreetle
You might have to get missions from the Mission Terminal to complete this collection. Search for the Kreetle Lair missions they spawn a Kreetle, Desert Kreetle, Overkreetle, and Death Kreetle.
Reward: Player Title "Kreetle Killer" and a small amount of XP.