Is Mathas, Fiend Seeker legal in Standard, Modern, and Commander?

Mathas, Fiend Seeker is legal in: Legacy, Vintage, Commander.

Mathas, Fiend Seeker

Q: What type of card is Mathas, Fiend Seeker?

Mathas, Fiend Seeker is a Legendary Creature — Vampire. Its oracle text reads: "Menace At the beginning of your end step, put a bounty counter on target creature an opponent controls. For as long as that creature has a bounty counter on it, it has "When this creature dies, each opponent draws a card and gains 2 life." *"All will know of your crimes."* Power/Toughness: 3/3"

Legendary Creature — Vampire

Menace

At the beginning of your end step, put a bounty counter on target creature an opponent controls. For as long as that creature has a bounty counter on it, it has "When this creature dies, each opponent draws a card and gains 2 life."

*"All will know of your crimes."*

Power/Toughness: 3/3

Set Double Masters 2022

Rarity Rare

Mana Value 3

Artist Joe Slucher

Collector # 252

Scryfall