Is Breathless Knight legal in Standard, Modern, and Commander?

Breathless Knight is legal in: Modern, Legacy, Vintage, Commander, Pauper, Historic.

Breathless Knight

Q: What type of card is Breathless Knight?

Breathless Knight is a Creature — Spirit Knight. Its oracle text reads: "Flying, lifelink Whenever this creature or another creature you control enters, if that creature entered from a graveyard or you cast it from a graveyard, put a +1/+1 counter on this creature."

Creature — Spirit Knight

Flying, lifelink

Whenever this creature or another creature you control enters, if that creature entered from a graveyard or you cast it from a graveyard, put a +1/+1 counter on this creature.

Set Modern Horizons 2

Rarity Common

Mana Value 3

Artist Yeong-Hao Han

Collector # 187

Scryfall Gatherer