Lorthos, the Tidemaker is a mythic Legendary Creature — Octopus card from Marvel Universe (MAR), collector number 10. Current market price: $0.97 (foil $2.39), TCGplayer market prices via Scryfall.
Whenever Lorthos attacks, you may pay {8}. If you do, tap up to eight target permanents. Those permanents don't untap during their controllers' next untap steps.