This guy will be a tree.
Ability1: Call of nature: Will send out roots for a certain distance, if any enemy is detected it will root them temporarily and reveal their location. Costs a fixed amount of life
Ability 2: The Tree of Life: You can plant seeds that will sprout and grow into a tree / branches that can block a chokehold. Costs life the more seeds you plant. You can hold the ability to reinforce the health of the wall costing more life.
Ability 3: Mother Nature: Your branches will spread between a maximum of 3 teammates injecting a sticky syrupy juice serum that rejuvenates them healing them and providing an extra overheal sheild. Costs life to use.
Ultimate:
Passive: This bar contains an energy known as “life” and can be charged in a few ways. Firstly, it will recharge over time. Secondly, getting an ult orb / kills will give an instant boost in charge. Third, you can buy energy in the shop.
Active: Expend all of your energy creating a large tree infront of you that acts as a wall blocking enemies but allowing allies to pass through freely. The trees health is based on how much energy you expend.