At level 1 you may share you're Hp with up to two other people you consider friendly doing so when they take damage 2 damage is transferred to you.

At level 3 you may share you're speed with up to one other person this will reduce you're speed by 2 until you rest giving the other person +2 to their speed.

At level 5 you may share you're actions with one other person, doing so will keep sharing one action until you stop sharing it. (when battle ends the person is still an active target for this effect.)

At level 9 you may share one item with up to two other Entity's.(Can not affect terrain) 

At level 17 you may once per action roll a d20 if you roll an even number you may grant a entity gain an advantage on the next action they take, if you roll an odd number you will lose 1 hp and be affected with a stun losing you're next action. (this stun may not be removed. May not affect terrain)

At level 2 you gain the ability to share damage you take with the attacker. (damage taken is halved) 

at level 4 you may roll a d20 if you roll a d1-8 you may transfer a debuff to you from a Entity, if you roll a d9-14 You may transfer one buff from you to an entity, if you roll a 15-19 You may transfer a debuff off a entity to you while transferring a buff from you to another entity of you're choosing, if you roll a d20 you may transfer every debuff from a entity to you and anh number of buffs to a entity you choose.

At level 20 if you would be knocked unconscious roll a d20 if you roll a d18-20 the attacker is knocked unconscious aswell.