Is Fetid Horror legal in Standard, Modern, and Commander?

Fetid Horror is legal in: Legacy, Vintage, Commander, Pauper.

What type of card is Fetid Horror?

Fetid Horror is a Creature — Shade Horror. Its oracle text reads: "{B}: Fetid Horror gets +1/+1 until end of turn."

Creature — Shade Horror

: Fetid Horror gets +1/+1 until end of turn.

Set Mirage

Rarity Common

Artist Gary Leach

Creature Commander Pauper Legacy