Five out of five stars, would recommend
That term refers to a low CMC card, usually 2 mana
It comes into play untapped and taps for any color, but it comes with the huge drawback of passing to your opponent on your end step if you use it
This has a big effect worthy of the 7 mana casting cost
Velican Dragon A Girl and Her Dogs Processing Plant Cleaver Blow Exile Phyrexian Seedling Keeper of the Crown Senseis Divining Top Oddric, Lunar Marquis Jeskai Baller Leyline of the Void Fludge, Gunk Guardian Tax Taker Starting Town NPC Dairy Cow Dark Ritual Night of the Flying Merfolk Chatzuk, Mighty Guitarist Heart of a Duelist Omenpath to Naya Abbot of the Sacred Meeple No-Regrets Egret Wowzer, the Aspirational You Compleat Me Lichs Duel Mastery Mox Poison Wrenn and One Wasteland Indicate Underworld Breach Urzas Saga Deathrite Shaman Pyromancy 101 Cabal Coffers Path to Exile Counterspell Demonic Consultation Show and Tell
Mark my words though: If we see the return of Learn in the next Strixhaven set, everyone is going to have at least one Aang's Journey in their sideboards, and probably two