Somber Bomber, catch a Skorupi. Your Skorupi wants to become assasain. To evolve into Drapion he must succesfully pull off 3 kills (Solos of either Gym leader, E4's, Rivals, plasma bosses) using this plan:
Toxic Spikes
Dig
X-scissor/Cross poison/Poison jab (Sword like moves)
Thief
This order...