Is Mephidross Vampire legal in Standard, Modern, and Commander?

Mephidross Vampire is legal in: Modern, Legacy, Vintage, Commander.

Mephidross Vampire

Q: What type of card is Mephidross Vampire?

Mephidross Vampire is a Creature — Vampire. Its oracle text reads: "Flying Each creature you control is a Vampire in addition to its other creature types and has "Whenever this creature deals damage to a creature, put a +1/+1 counter on this creature.""

Creature — Vampire

Flying

Each creature you control is a Vampire in addition to its other creature types and has "Whenever this creature deals damage to a creature, put a +1/+1 counter on this creature."

Set Fifth Dawn

Rarity Rare

Mana Value 6

Artist Matthew D. Wilson

Collector # 53

Scryfall Gatherer