50 cards where the text includes “changeling” and it’s legal in Vintage

Changeling Outcast (Outlaws of Thunder Junction Commander #128)
Mirror Entity (Outlaws of Thunder Junction Commander #83)
Realmwalker (The Lost Caverns of Ixalan Commander #250)
Black Market Connections (The Lost Caverns of Ixalan Commander #181)
Morophon, the Boundless (Commander Masters #3)
Bloodline Pretender (March of the Machine Commander #350)
Graveshifter (March of the Machine Commander #251)
Webweaver Changeling (Double Masters 2022 #164)
Maskwood Nexus (Commander Legends: Battle for Baldur's Gate #865)
Valiant Changeling (Commander Legends: Battle for Baldur's Gate #711)
Irregular Cohort (Commander Legends: Battle for Baldur's Gate #696)
Crib Swap (Commander Legends: Battle for Baldur's Gate #690)
Taurean Mauler (Neon Dynasty Commander #111)
Chameleon Colossus (Forgotten Realms Commander #153)
Gladewalker Ritualist (Kaldheim #392)
Moritte of the Frost (Kaldheim #223)
The Bears of Littjara (Kaldheim #205)
Masked Vandal (Kaldheim #184)
Littjara Glade-Warden (Kaldheim #182)
Guardian Gladewalker (Kaldheim #174)
Orvar, the All-Form (Kaldheim #70)
Mistwalker (Kaldheim #68)
Littjara Kinseekers (Kaldheim #66)
Cairn Wanderer (Commander 2020 #130)
Universal Automaton (Modern Horizons #235)
Birthing Boughs (Modern Horizons #221)
Unsettled Mariner (Modern Horizons #216)
Venomous Changeling (Modern Horizons #114)
Impostor of the Sixth Pride (Modern Horizons #14)
Blades of Velis Vel (Modern Masters 2015 #105)
Nameless Inversion (Modern Masters 2015 #87)
Ghostly Changeling (Modern Masters 2015 #83)
Wings of Velis Vel (Modern Masters 2015 #70)
War-Spike Changeling (Modern Masters #139)
Mothdust Changeling (Modern Masters #53)
Avian Changeling (Modern Masters #6)
Fire-Belly Changeling (Duel Decks: Knights vs. Dragons #51)
Game-Trail Changeling (Morningtide #123)
Moonglove Changeling (Morningtide #67)
Changeling Sentinel (Morningtide #6)
Woodland Changeling (Lorwyn #242)
Changeling Titan (Lorwyn #200)
Changeling Berserker (Lorwyn #160)
Skeletal Changeling (Lorwyn #140)
Turtleshell Changeling (Lorwyn #94)
Shapesharer (Lorwyn #85)
Ego Erasure (Lorwyn #59)
Amoeboid Changeling (Lorwyn #51)
Shields of Velis Vel (Lorwyn #39)
Changeling Hero (Lorwyn #9)

Their mind whirled with grand plans, never thinking of what might happen if they got to the end of the list.