Is Recon Craft Theta legal in Standard, Modern, and Commander?

Recon Craft Theta is legal in: Legacy, Vintage, Commander.

Recon Craft Theta

Q: What type of card is Recon Craft Theta?

Recon Craft Theta is an Artifact — Vehicle. Its oracle text reads: "Flying When this Vehicle enters, create a 0/0 blue Alien creature token. Put a +1/+1 counter on it. Whenever this Vehicle attacks, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Crew 2"

Artifact — Vehicle

Flying

When this Vehicle enters, create a 0/0 blue Alien creature token. Put a +1/+1 counter on it.

Whenever this Vehicle attacks, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Crew 2

Set Fallout

Rarity Rare

Mana Value 4

Artist Jarel Threat

Collector # 141

Scryfall Gatherer