Is Waning Wurm legal in Standard, Modern, and Commander?

Waning Wurm is legal in: Modern, Legacy, Vintage, Commander.

Waning Wurm

Q: What type of card is Waning Wurm?

Waning Wurm is a Creature — Zombie Wurm. Its oracle text reads: "Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) Power/Toughness: 7/6"

Creature — Zombie Wurm

Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Power/Toughness: 7/6

Set Planar Chaos

Rarity Uncommon

Mana Value 4

Artist Alan Pollack

Collector # 83

Scryfall