Is Quag Vampires legal in Standard, Modern, and Commander?

Quag Vampires is legal in: Modern, Legacy, Vintage, Commander, Pauper.

Quag Vampires

Q: What type of card is Quag Vampires?

Quag Vampires is a Creature — Vampire Rogue. Its oracle text reads: "Multikicker {1}{B} (You may pay an additional {1}{B} any number of times as you cast this spell.) Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) This creature enters with a +1/+1 counter on it for each time it was kicked. Power/Toughness: 1/1"