Adventuring Gear is a common Artifact — Equipment card from Zendikar (ZEN), collector number 195. Current market price: $0.27 (foil $2.00), TCGplayer market prices via Scryfall.
Landfall — Whenever a land you control enters, equipped creature gets +2/+2 until end of turn. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)