Age. Ciilixii mature at 15 years old, but are still considered "young" until they are a century old. On average, Ciidlixii live to about 1200 years of age.

Alignment. Ciilixii are natural hunters, and they typically don't care about good or evil. They are mostly chaotic neutral.

Size. Ciilixii range from 8-10 feet on four legs, or 15-18 on two legs. Your size is large. 

Darkvision. Ciilixii live buried under the sand dunes, accustomed to the darkness. You have 120 feet of darkvision, but only see in black and white.

Strong build. Ciilixii are stong, giving them profiency with athletics and survival checks.

Iron Stomach. Ciilixii have a diet of mostly raw meats, some that have sat in the sun for weeks, giving them advantage on constitution saving throws. 

 Bite. Ciilixii have powerful bites. A bite deals 1d4 + Strength, and will deal 2 poison damage at the end of the targets turn for 1 minute.

Languages. Ciilixii speak common, undercommon, and ciidii, the language of the ciidlixii.

Two and Four legged. Ciilixii can switch between standing on two legs and having four arms and crawling with four legs and having two arms as a bonus action. When in bipedal form, they can use all four hands for carrying and wielding weapons and equipment. When dropping to crawling mode, your lower hands cannot be holding or wielding equipment. When crawling, you gain +10 feet to your walking and crawling speed, and gain profiency with dexterity saving throws.