Is Clockwork Droid legal in Standard, Modern, and Commander?

Clockwork Droid is legal in: Legacy, Vintage, Commander.

Clockwork Droid

Q: What type of card is Clockwork Droid?

Clockwork Droid is an Artifact Creature — Robot. Its oracle text reads: "You may exert this creature as it attacks. When you do, it can't be blocked this turn and you scry 1. (An exerted creature won't untap during your next untap step. To scry 1, look at the top card of your library. You may put that card on the bottom.) Power/Toughness: 3/1"

Artifact Creature — Robot

You may exert this creature as it attacks. When you do, it can't be blocked this turn and you scry 1. (An exerted creature won't untap during your next untap step. To scry 1, look at the top card of your library. You may put that card on the bottom.)

Power/Toughness: 3/1

Set Doctor Who

Rarity Uncommon

Mana Value 2

Artist Andrey Kuzinskiy

Collector # 172

Scryfall