Is New Generation's Technique legal in Standard, Modern, and Commander?

New Generation's Technique is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Historic.

New Generation's Technique

Q: What type of card is New Generation's Technique?

New Generation's Technique is a Sorcery. Its oracle text reads: "Sneak {2}{G} (You may cast this spell for {2}{G} if you also return an unblocked attacker you control to hand during the declare blockers step.) Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle."