Is Gibbering Hyenas legal in Standard, Modern, and Commander?

Gibbering Hyenas is legal in: Legacy, Vintage, Commander, Pauper.

What type of card is Gibbering Hyenas?

Gibbering Hyenas is a Creature — Hyena. Its oracle text reads: "Gibbering Hyenas can't block black creatures."

Creature — Hyena

Gibbering Hyenas can't block black creatures.

Set Mirage

Rarity Common

Artist Una Fricker

Creature Commander Pauper Legacy