Your search for "Forretress 006/019" revealed the following:
Forretress - 6/115 - Holo Rare - Reverse Holo from Ex Unseen Forces, available at 401 Games Canada. Rarity: Holo Rare Finish: Reverse Holo Artist: Aya Kusube Card Text:[2] Spiky Shell (20)Put 3 damage counters on the Defending Pokemon at...
Forretress - 6/115 - Holo Rare from Ex Unseen Forces, available at 401 Games Canada. Rarity: Holo Rare Finish: Holofoil Artist: Aya Kusube Card Text:[2] Spiky Shell (20)Put 3 damage counters on the Defending Pokemon at the end of your...