Kecleon (Lost Thunder LOT 161)

Kecleon — 80 HP — [C]
Basic

Ability: Unit Color 1
As long as this Pokémon has Unit Energy [G][R][W] attached to it, it is a [G], [R], and [W] Pokémon.

[C] Tongue Smack: 10+
If your opponent’s Active Pokémon is an Evolution Pokémon, this attack does 50 more damage.

weakness: [F]×2
resistance:
retreat: 1

Illus. OOYAMA
Lost Thunder — 161/214 — Uncommon

It changes its shading to match its surroundings so it can sneak up on prey. Only its belly patterns stay fixed.