Is Paperfin Rascal legal in Standard, Modern, and Commander?

Paperfin Rascal is legal in: Modern, Legacy, Vintage, Commander, Pauper.

Paperfin Rascal

Q: What type of card is Paperfin Rascal?

Paperfin Rascal is a Creature — Merfolk Rogue. Its oracle text reads: "When this creature enters, clash with an opponent. If you win, put a +1/+1 counter on this creature. (Each clashing player reveals the top card of their library, then puts that card on their choice of the top or bottom. A player wins if their card had a greater mana value.)"

Creature — Merfolk Rogue

When this creature enters, clash with an opponent. If you win, put a +1/+1 counter on this creature. (Each clashing player reveals the top card of their library, then puts that card on their choice of the top or bottom. A player wins if their card had a greater mana value.)

Set Lorwyn

Rarity Common

Mana Value 3

Artist Zoltan Boros & Gabor Szikszai

Collector # 77

Scryfall Gatherer