Is Lorthos, the Tidemaker legal in Standard, Modern, and Commander?

Lorthos, the Tidemaker is legal in: Modern, Legacy, Vintage, Commander, Historic.

What type of card is Lorthos, the Tidemaker?

Lorthos, the Tidemaker is a Legendary Creature — Octopus. Its oracle text reads: "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."

Lorthos, the Tidemaker

Legendary Creature — Octopus

$0.28 ↗20 similarCommander, Modern

Whenever Lorthos attacks, you may pay . If you do, tap up to eight target permanents. Those permanents don't untap during their controllers' next untap steps.