Harsh Mentor (Tales of Middle-earth Commander #221)

Creature — Human Cleric - {1}{R}
Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, this creature deals 2 damage to that player.
2/2
„"A time may come soon when there will be need of valor without renown. Yet the deeds will not be less valiant because they are unpraised."
—Aragorn“