Done but they need a species name. Top Left is Spring Form based on a Willow Tree, Grass/Fairy. Top Right is Fall Form based on maple leaves in big piles, Grass/Rock, The Bottom Left is its Summer form based on seaweed and kelp, Grass/Water and Bottom right is Its Winter Form based on the infamous Pine Tree, Grass/Ice.
Fall: Ability: Sand Rush
Passive: Regulate: The User Gains stat buffs based on the opponents stat gains. I.E Opponent Gets +1 Atk and Speed and User Gets +1 Def and Speed. Healing Moves Get +1 Priority.
Spring: Ability: Chlorophyll
Passive: Regulate: The User Gains stat buffs based on the opponents stat gains. I.E Opponent Gets +1 Atk and Speed and User Gets +1 Def and Speed. Healing Moves Get +1 Priority.
Winter: Ability: Slush Rush
Passive: Regulate: The User Gains stat buffs based on the opponents stat gains. I.E Opponent Gets +1 Atk and Speed and User Gets +1 Def and Speed. Healing Moves Get +1 Priority.
Summer: Ability: Swift Swim
Passive: Regulate: The User Gains stat buffs based on the opponents stat gains. I.E Opponent Gets +1 Atk and Speed and User Gets +1 Def and Speed. Healing Moves Get +1 Priority.