Is Unique Charmed Pants legal in Standard, Modern, and Commander?

Unique Charmed Pants is legal in: Commander.

Unique Charmed Pants

Q: What type of card is Unique Charmed Pants?

Unique Charmed Pants is a Stickers. Its oracle text reads: "{TK}{TK} — {T}: Add one mana of any color. {TK}{TK}{TK} — Whenever this creature attacks, if it's not a Brushwagg, it gets +X/+0 until end of turn, where X is the number of supertypes, card types, and subtypes it has. {TK}{TK} — 5/1 {TK}{TK}{TK}{TK} — 4/8"

Stickers

— : Add one mana of any color.

— Whenever this creature attacks, if it's not a Brushwagg, it gets +X/+0 until end of turn, where X is the number of supertypes, card types, and subtypes it has.

— 5/1

— 4/8

Set Unfinity Sticker Sheets

Rarity Common

Artist Larissa Hasenheit & Mina Jeon

Collector # 38

Scryfall Gatherer