Rhox Bodyguard is a common Creature — Rhino Monk Soldier card from Conflux (CON), collector number 122. Current market price: $0.21 (foil $0.10), TCGplayer market prices via Scryfall.
Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) When this creature enters, you gain 3 life.