Is Avalanche Riders legal in Standard, Modern, and Commander?

Avalanche Riders is legal in: Modern, Legacy, Vintage, Commander.

Avalanche Riders

Q: What type of card is Avalanche Riders?

Avalanche Riders is a Creature — Human Nomad. Its oracle text reads: "Haste Echo {3}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters, destroy target land."

Creature — Human Nomad

Haste

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When this creature enters, destroy target land.

Set Time Spiral Timeshifted

Rarity Special

Mana Value 4

Artist Edward P. Beard, Jr.

Collector # 55

Scryfall Gatherer