Combattant of Besalisk

You are able to control your body to make arms come out of it

Bonus Proficiency

You become proficient in Athletics and survival.

You become proficient in dual wielding

Arms of Besalisk

starting at level 3 you can grow arms from your back granting you the following benefits during the following minute:

- When you make an opportunity attack, if you have at least two arms free, you can try to grapple your enemy as part of your opportunity attack

- you can use your arms to dual wield any two handed-weapons

You can use this feature a number of times equal to your Constitution modifier (a minimum of once). You regain all expended uses when you finish a long rest

Mutant strength

starting at 7th, if you are in arms of besalisk form and your enemy is grappled by you for more than one turn, you can use your action to try to dismembered your enemy. The grappled enemy and you do a strength check. If you beat his check you deal 3d8 + strength modifier bludgeoning damage. If you down your enemy to 0hp you may dismembered him and you get +1 to AC till the end of your next turn. 

You can use this feature a number of times equal to your proficiency modifier (a minimum of once), and you regain all expended uses of it when you finish a long rest

Spider-man

You gain a climbing speed equal to your walking speed and a climbing speed equal to twice your walking speed if in arms of Besalisk form

More arms!

Starting at level 15, you can use Arms of Besalisk a number of time equal to your constitution modifier + your proficiency modifier.

You can also as a bonus action, an arm comes out of any where on your body making an unarmed strikes. Your unarmed strike is made with advantage and is a critical hit on a successful attack roll

You can use this feature a number of times equal to your Constitution modifier (a minimum of once), and you regain all expended uses of it when you finish a short rest.

The Supremacy of the Besalisk

You are now in perfect control of your arms and, starting at level 18, when using Arms of Besalisk you grow 4 arms instead of two.

You can also do one more attack than normal while you are in Arms of Besalisk form

You become proficient in trice wielding