Is Crashing Centaur legal in Standard, Modern, and Commander?

Crashing Centaur is legal in: Legacy, Vintage, Commander.

Crashing Centaur

Q: What type of card is Crashing Centaur?

Crashing Centaur is a Creature — Centaur. Its oracle text reads: "{G}, Discard a card: This creature gains trample until end of turn. Threshold — As long as there are seven or more cards in your graveyard, this creature gets +2/+2 and has shroud. (It can't be the target of spells or abilities.)"

Creature — Centaur

, Discard a card: This creature gains trample until end of turn.

Threshold — As long as there are seven or more cards in your graveyard, this creature gets +2/+2 and has shroud. (It can't be the target of spells or abilities.)

Set Odyssey

Rarity Uncommon

Mana Value 6

Artist Eric Peterson

Collector # 235

Scryfall Gatherer