41 cards where the artist name includes “efrem palacios”

Contagious Nim (Scars of Mirrodin #58)
Garruk's Companion (Magic 2012 #175)
Garruk's Companion (Magic 2011 #176)
Gruul Signet (Ravnica: Clue Edition #223)
Gruul Signet (Ravnica Remastered #259)
Gruul Signet (March of the Machine Commander #358)
Gruul Signet (Forgotten Realms Commander #207)
Gruul Signet (Modern Masters 2017 #222)
Gruul Signet (Commander 2016 #256)
Gruul Signet (The List #C16-256)
Gruul Signet (RNA Guild Kit #103)
Gruul Signet (Magic Online Promos #62401)
Gruul Signet (Magic Online Promos #46914)
Lead the Stampede (Duel Decks: Elves vs. Inventors #16)
Lead the Stampede (Iconic Masters #173)
Lead the Stampede (Conspiracy #170)
Lead the Stampede (Duel Decks: Ajani vs. Nicol Bolas #24)
Lead the Stampede (Mirrodin Besieged #82)
Lead the Stampede (The List #DDU-16)
Ogre Resister (Mirrodin Besieged #72)
Plague Myr (Duel Decks: Mirrodin Pure vs. New Phyrexia #51)
Plague Myr (Mirrodin Besieged #125)
Plague Myr (Phyrexia: All Will Be One Commander #139)
Shriek Raptor (New Phyrexia #24)
Slice in Twain (Commander 2013 #170)
Slice in Twain (Scars of Mirrodin #127)
Snapsail Glider (Scars of Mirrodin #203)
Steady Progress (Modern Masters 2015 #58)
Steady Progress (Scars of Mirrodin #45)
Steady Progress (The List #MM2-58)
Sword of Feast and Famine (Magic Online Promos #59683)
Sword of Feast and Famine (Grand Prix Promos #2016b)
Tail Slash (Dragons of Tarkir #161)
Thrummingbird (Commander Masters #858)
Thrummingbird (New Capenna Commander #236)
Thrummingbird (Commander Anthology Volume II #52)
Thrummingbird (Commander 2016 #100)
Thrummingbird (Modern Masters 2015 #65)
Thrummingbird (Scars of Mirrodin #47)
Thrummingbird (The List #CM2-52)
Tread Upon (Dragons of Tarkir #211)

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