Is Gravelgill Axeshark legal in Standard, Modern, and Commander?

Gravelgill Axeshark is legal in: Modern, Legacy, Vintage, Commander, Pauper.

Gravelgill Axeshark

Q: What type of card is Gravelgill Axeshark?

Gravelgill Axeshark is a Creature — Merfolk Soldier. Its oracle text reads: "Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.) *"Their sharp scales would make good armor, if they'd just stay dead." —Taeryn, cinder armorkeep* Power/Toughness: 3/3"

Creature — Merfolk Soldier

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

*"Their sharp scales would make good armor, if they'd just stay dead."

—Taeryn, cinder armorkeep*

Power/Toughness: 3/3

Set Shadowmoor

Rarity Common

Mana Value 5

Artist Dave Kendall

Collector # 164

Scryfall