Is Arctic Merfolk legal in Standard, Modern, and Commander?

Arctic Merfolk is legal in: Legacy, Vintage, Commander, Pauper.

Arctic Merfolk

Q: What type of card is Arctic Merfolk?

Arctic Merfolk is a Creature — Merfolk. Its oracle text reads: "Kicker—Return a creature you control to its owner's hand. (You may return a creature you control to its owner's hand in addition to any other costs as you cast this spell.) If this creature was kicked, it enters with a +1/+1 counter on it."

Creature — Merfolk

Kicker—Return a creature you control to its owner's hand. (You may return a creature you control to its owner's hand in addition to any other costs as you cast this spell.)

If this creature was kicked, it enters with a +1/+1 counter on it.

Set Planeshift

Rarity Common

Mana Value 2

Artist Ron Spears

Collector # 21

Scryfall Gatherer