Is Arcbound Reclaimer legal in Standard, Modern, and Commander?

Arcbound Reclaimer is legal in: Modern, Legacy, Vintage, Commander.

Arcbound Reclaimer

Q: What type of card is Arcbound Reclaimer?

Arcbound Reclaimer is an Artifact Creature — Golem. Its oracle text reads: "Remove a +1/+1 counter from this creature: Put target artifact card from your graveyard on top of your library. Modular 2 (This creature enters with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)"