Is Cenote Scout legal in Standard, Modern, and Commander?

Cenote Scout is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Cenote Scout

Q: What type of card is Cenote Scout?

Cenote Scout is a Creature — Merfolk Scout. Its oracle text reads: "When this creature enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)"

Creature — Merfolk Scout

When this creature enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Set The Lost Caverns of Ixalan

Rarity Uncommon

Mana Value 1

Artist Caroline Gariba

Collector # 178

Scryfall Gatherer