Is Sanitarium Skeleton legal in Standard, Modern, and Commander?

Sanitarium Skeleton is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

What type of card is Sanitarium Skeleton?

Sanitarium Skeleton is a Creature — Skeleton. Its oracle text reads: "{2}{B}: Return Sanitarium Skeleton from your graveyard to your hand."

Creature — Skeleton

: Return Sanitarium Skeleton from your graveyard to your hand.

Set Pioneer Masters

Rarity Common

Artist Kev Walker

Creature Graveyard Modern Pioneer Commander