Is Legion Vanguard legal in Standard, Modern, and Commander?

Legion Vanguard is legal in: Modern, Legacy, Vintage, Commander, Pauper, Historic.

Legion Vanguard

Q: What type of card is Legion Vanguard?

Legion Vanguard is a Creature — Vampire Soldier. Its oracle text reads: "{1}, Sacrifice another creature: This creature explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)"

Creature — Vampire Soldier

, Sacrifice another creature: This creature explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Set Commander Masters

Rarity Common

Mana Value 2

Artist John Stanko

Collector # 170

Scryfall Gatherer