Is Yannik, Scavenging Sentinel legal in Standard, Modern, and Commander?

Yannik, Scavenging Sentinel is legal in: Legacy, Vintage, Commander.

Yannik, Scavenging Sentinel

Q: What type of card is Yannik, Scavenging Sentinel?

Yannik, Scavenging Sentinel is a Legendary Creature — Hyena Beast. Its oracle text reads: "Partner with Nikara, Lair Scavenger Vigilance When Yannik enters, exile another creature you control until Yannik leaves the battlefield. When you do, distribute X +1/+1 counters among any number of target creatures, where X is the exiled creature's power."

Legendary Creature — Hyena Beast

Partner with Nikara, Lair Scavenger

Vigilance

When Yannik enters, exile another creature you control until Yannik leaves the battlefield. When you do, distribute X +1/+1 counters among any number of target creatures, where X is the exiled creature's power.

Set Commander 2020

Rarity Mythic Rare

Mana Value 4

Artist Grzegorz Rutkowski

Collector # 19

Scryfall Gatherer