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

Enduring Bondwarden is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Enduring Bondwarden

Q: What type of card is Enduring Bondwarden?

Enduring Bondwarden is a Creature — Human Scout. Its oracle text reads: "Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.) When this creature dies, put its counters on target creature you control."

Creature — Human Scout

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

When this creature dies, put its counters on target creature you control.

Set March of the Machine

Rarity Common

Mana Value 1

Artist Kim Sokol

Collector # 14

Scryfall Gatherer