Fall of Cair Andros is a rare Enchantment card from Tales of Middle-earth Promos (PLTR), collector number 124s. Current market price: — (foil $2.52), TCGplayer market prices via Scryfall.
Whenever a creature an opponent controls is dealt excess noncombat damage, amass Orcs X, where X is that excess damage. (Put X +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.) {7}{R}: This enchantment deals 7 damage to target creature.