Is Coastal Bulwark legal in Standard, Modern, and Commander?

Coastal Bulwark is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

What type of card is Coastal Bulwark?

Coastal Bulwark is an Artifact Creature — Wall. Its oracle text reads: "Defender This creature gets +2/+0 as long as you control an Island. {2}, {T}: Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) Power/Toughness: 1/3"