Is Necropolis legal in Standard, Modern, and Commander?

Necropolis is legal in: Legacy, Vintage, Commander.

What type of card is Necropolis?

Necropolis is an Artifact Creature — Wall. Its oracle text reads: "Defender (This creature can't attack.)Exile a creature card from your graveyard: Put X +0/+1 counters on Necropolis, where X is the exiled card's mana value."

Necropolis

Artifact Creature — Wall

Defender (This creature can't attack.)<br>Exile a creature card from your graveyard: Put X +0/+1 counters on Necropolis, where X is the exiled card's mana value.

Set The Dark

Rarity Uncommon

Artist NéNé Thomas