50 cards where the set is “mat” and the cards are available in etched foil and the cards aren't available in nonfoil and the cards aren't available in foil

Coppercoat Vanguard (March of the Machine: The Aftermath #101)
Deification (March of the Machine: The Aftermath #102)
Harnessed Snubhorn (March of the Machine: The Aftermath #103)
Metropolis Reformer (March of the Machine: The Aftermath #104)
Spark Rupture (March of the Machine: The Aftermath #105)
Tazri, Stalwart Survivor (March of the Machine: The Aftermath #106)
Filter Out (March of the Machine: The Aftermath #107)
Tolarian Contempt (March of the Machine: The Aftermath #108)
Training Grounds (March of the Machine: The Aftermath #109)
Vesuvan Drifter (March of the Machine: The Aftermath #110)
Ayara's Oathsworn (March of the Machine: The Aftermath #111)
Blot Out (March of the Machine: The Aftermath #112)
Death-Rattle Oni (March of the Machine: The Aftermath #113)
Markov Baron (March of the Machine: The Aftermath #114)
Urborg Scavengers (March of the Machine: The Aftermath #115)
Arni Metalbrow (March of the Machine: The Aftermath #116)
Kolaghan Warmonger (March of the Machine: The Aftermath #117)
Plargg and Nassari (March of the Machine: The Aftermath #118)
Reckless Handling (March of the Machine: The Aftermath #119)
Animist's Might (March of the Machine: The Aftermath #120)
Leyline Immersion (March of the Machine: The Aftermath #121)
Nissa, Resurgent Animist (March of the Machine: The Aftermath #122)
Open the Way (March of the Machine: The Aftermath #123)
Tranquil Frillback (March of the Machine: The Aftermath #124)
Undercity Upheaval (March of the Machine: The Aftermath #125)
Calix, Guided by Fate (March of the Machine: The Aftermath #126)
Campus Renovation (March of the Machine: The Aftermath #127)
Cosmic Rebirth (March of the Machine: The Aftermath #128)
Danitha, New Benalia's Light (March of the Machine: The Aftermath #129)
Feast of the Victorious Dead (March of the Machine: The Aftermath #130)
Gold-Forged Thopteryx (March of the Machine: The Aftermath #131)
Jirina, Dauntless General (March of the Machine: The Aftermath #132)
Jolrael, Voice of Zhalfir (March of the Machine: The Aftermath #133)
The Kenriths' Royal Funeral (March of the Machine: The Aftermath #134)
Kiora, Sovereign of the Deep (March of the Machine: The Aftermath #135)
Nahiri, Forged in Fury (March of the Machine: The Aftermath #136)
Nahiri's Resolve (March of the Machine: The Aftermath #137)
Narset, Enlightened Exile (March of the Machine: The Aftermath #138)
Nashi, Moon's Legacy (March of the Machine: The Aftermath #139)
Niv-Mizzet, Supreme (March of the Machine: The Aftermath #140)
Ob Nixilis, Captive Kingpin (March of the Machine: The Aftermath #141)
Pia Nalaar, Consul of Revival (March of the Machine: The Aftermath #142)
Rebuild the City (March of the Machine: The Aftermath #143)
Rocco, Street Chef (March of the Machine: The Aftermath #144)
Samut, Vizier of Naktamun (March of the Machine: The Aftermath #145)
Sarkhan, Soul Aflame (March of the Machine: The Aftermath #146)
Sigarda, Font of Blessings (March of the Machine: The Aftermath #147)
Tyvar the Bellicose (March of the Machine: The Aftermath #148)
Karn, Legacy Reforged (March of the Machine: The Aftermath #149)
Drannith Ruins (March of the Machine: The Aftermath #150)

The message was clear to Sorin—time to search for something else.