When your INT and STR are four or five, you should create a character. And you need some time to accomplish this process. Then you should go to the island and try to get the ability points as many as possible. At least you need to get 25 points. If you get more than 25 points, you do not have to save them in DEX, you can put them in LUK. Besides, killing green snails is a good way to gain experience and AirRivals spi, as they are easy to kill. However, you can not become a master assassin until you reach level 10.
Farming the razor maw hatchling. It can be found in a loot able nest called the Razor maw Matriarchs Nest. It spawns every five to eight hours and in a cave populated with raptors in Raptor Ridge in the northern part of the wetlands. And you should pay attention that since patch 3.3, this pet no longer drops from Razor maw Matriarch. Then lets see the third one: farming the darting hatchling.