Is Sparkhunter Masticore legal in Standard, Modern, and Commander?

Sparkhunter Masticore is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

What type of card is Sparkhunter Masticore?

Sparkhunter Masticore is an Artifact Creature — Masticore. Its oracle text reads: "As an additional cost to cast this spell, discard a card. Protection from planeswalkers {1}: This creature deals 1 damage to target planeswalker. {3}: This creature gains indestructible until end of turn. Power/Toughness: 3/4"