Trombork

X / Omega Ruby: It can control trees at will. It will trap people who harm the forest, so they can never leave.

Y / Alpha Sapphire: Using its roots as a nervous system, it controls the trees in the forest. It’s kind to the Pokémon that reside in its body.

Sun: This Pokémon is said to devour anyone daring to ravage the forest. To the creatures dwelling in the forest, it offers great kindness.

Moon: Through its roots, it exerts control over other trees. A deadly curse falls upon anyone cutting down trees in forests where Trevenant dwell.

Ultra Sun: It’s feared as a ghost of the forest. Lumberjacks bring along Fire types, which Trevenant hates, when they enter the forest.

Ultra Moon: This Pokémon controls trees via roots stretching from its feet, and it will attack anyone that dares to ravage the forest.

Sword: People fear it due to a belief that it devours any who try to cut down trees in its forest, but to the Pokémon it shares its woods with, it’s kind.

Shield: Small roots that extend from the tips of this Pokémon’s feet can tie into the trees of the forest and give Trevenant control over them.