Is Goblin Mutant legal in Standard, Modern, and Commander?

Goblin Mutant is legal in: Legacy, Vintage, Commander.

Goblin Mutant

Q: What type of card is Goblin Mutant?

Goblin Mutant is a Creature — Goblin Mutant. Its oracle text reads: "TrampleGoblin Mutant can't attack if defending player controls an untapped creature with power 3 or greater.Goblin Mutant can't block creatures with power 3 or greater."

Creature — Goblin Mutant

Trample<br>Goblin Mutant can't attack if defending player controls an untapped creature with power 3 or greater.<br>Goblin Mutant can't block creatures with power 3 or greater.

Set Ice Age

Rarity Uncommon

Artist Daniel Gelon