Immolation Shaman is a rare Creature — Lizard Shaman card from Ravnica Allegiance (RNA), collector number 106. Current market price: $0.43 (foil $1.90), TCGplayer market prices via Scryfall.
Whenever an opponent activates an ability of an artifact, creature, or land that isn't a mana ability, this creature deals 1 damage to that player. {3}{R}{R}: This creature gets +3/+3 and gains menace until end of turn.