No, the landlord is required by law to paint the apt between tenants at his cost
Yes he can if the walls were marred or damaged while you lived there.
Pearl Diver.
Astronaut.
Crane driver.
Cat burglar.
Bomb disposal expert.
Tight rope walker.
Grave digger.
Opal miner.
There are lots of possibilities. You'll soon find the one that suits you best.