Boggart Arsonists is a common Creature — Goblin Rogue card from Shadowmoor (SHM), collector number 85. Current market price: $0.23 (foil $0.44), TCGplayer market prices via Scryfall.
Plainswalk (This creature can't be blocked as long as defending player controls a Plains.) {2}{R}, Sacrifice this creature: Destroy target Scarecrow or Plains.