Is Havoc Eater legal in Standard, Modern, and Commander?

Havoc Eater is legal in: Legacy, Vintage, Commander.

Havoc Eater

Q: What type of card is Havoc Eater?

Havoc Eater is a Creature — Elemental. Its oracle text reads: "Flying When this creature enters, for each opponent, goad up to one target creature that opponent controls. Put X +1/+1 counters on this creature, where X is the total power of creatures goaded this way."

Creature — Elemental

Flying

When this creature enters, for each opponent, goad up to one target creature that opponent controls. Put X +1/+1 counters on this creature, where X is the total power of creatures goaded this way.

Set Murders at Karlov Manor Commander

Rarity Rare

Mana Value 7

Artist David Szabo

Collector # 31

Scryfall Gatherer