Flailing Soldier is a common Creature — Human Soldier card from Mercadian Masques (MMQ), collector number 189. Current market price: $0.21 (foil $0.62), TCGplayer market prices via Scryfall.
{1}: This creature gets +1/+1 until end of turn. Any player may activate this ability. {1}: This creature gets -1/-1 until end of turn. Any player may activate this ability.