Expert

Using their vast knowledge about different subject and trades they have found ways to use adapt the information into other skills, and also have grown very competent at adapting and learning.

Level 3: Jack of all Trades, Master of None

At 3rd level you no longer gain expertise, but you can add half your proficiency bonus to every (rounded up) to any skill check that you make

Level 3: Fast Learner

At 3rd level your proficiency bonus is equal to half your level (rounded up)

Level 3: Proficient Combatant

At 3rd level when you would do sneak attack damage to a creature, you can choose to replace the damage with a number of d6s equal to your proficiency modifier +1. In addition you gain a bonus to any weapon/spell damage you deal equal to half proficiency modifier (rounded up)

Level 9: Focused Learning

At 9th level you have started to focus your learning into one of the following categories

Large Portofolio: You gain proficiency in 5 skills/saving throws of your choice

Combat Expert: You have a bonus to your Initiative equal to your proficiency bonus

Over-prepared Expert: You gain a bonus to your Ac equal to half your proficiency bonus (rounded down)

When you gain a level in this class you can choose to change the focus of your studies

Level 13: Master Combatant

At 13th level your mastery of combat has increased, now when you deal damage to a creature using a weapon or a spell you add your proficiency bonus to the damage, and if you attack with a weapon which you are proficient, you can do an offhand attack with another weapon, it also deals has a bonus to damage equal to your proficiency bonus

Level 17: Master of all Trades

At 17th level your mastery over different skills have shown to be useful, but you still have room to grow, if you roll lower than a 8 in a skill/saving throw in which you are proficient, or a weapon attack with a weapon in which you are proficient, you threat a 7 or lower as an 8. In addition, if you roll lower than a 5 in a skill/saving throw in which you are not proficient, you threat anything lower than a 5 as a 5