Is Enduring Curiosity legal in Standard, Modern, and Commander?

Enduring Curiosity is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Enduring Curiosity

Q: What type of card is Enduring Curiosity?

Enduring Curiosity is an Enchantment Creature — Cat Glimmer. Its oracle text reads: "Flash Whenever a creature you control deals combat damage to a player, draw a card. When Enduring Curiosity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)"

Enchantment Creature — Cat Glimmer

Flash

Whenever a creature you control deals combat damage to a player, draw a card.

When Enduring Curiosity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

Set Duskmourn: House of Horror

Rarity Rare

Mana Value 4

Artist Julie Dillon

Collector # 51

Scryfall Gatherer