Is Alpha Myr legal in Standard, Modern, and Commander?

Alpha Myr is legal in: Modern, Legacy, Vintage, Commander, Pauper.

What type of card is Alpha Myr?

Alpha Myr is an Artifact Creature — Myr. Its oracle text reads: "*First to charge, first to fight.* Power/Toughness: 2/1"

Artifact Creature — Myr

*First to charge, first to fight.*

Power/Toughness: 2/1

Set Mirrodin

Rarity Common

Mana Value 2

Artist Dany Orizio

Collector # 142

Scryfall

Creature Artifact Modern Commander Pauper