My brain had to adjust
(And Mega Evolutions without pre-evolutions are simply Basic Pokemon, like Mega Kangaskhan ex.) To make up for neglecting their regular forms, the Mega cards have a special note that says they're the Mega-Evolved forms

Agrus Kos, Spirit of Justice Ajani Vengeant Ajani, Nacatl Avenger Akiri, Line-Slinger Alibou, Ancient Witness Alibou, Ancient Witness Anya, Merciless Angel Arcee, Acrobatic Coupe Arcee, Sharpshooter Aurelia's Fury Aurelia, Exemplar of Justice Aurelia, the Warleader Aurelia, the Warleader Bruse Tarl, Boorish Herder Catharsis Chance for Glory Cloud, Planet's Champion Comet, Stellar Pup Eivor, Battle-Ready Excava, the Risen Past Explosive Getaway Feather, Radiant Arbiter Fight to the Death Gisela, Blade of Goldnight Hofri Ghostforge Huatli, Dinosaur Knight Huatli, Warrior Poet Iroas, God of Victory Kalemne, Disciple of Iroas Kassandra, Eagle Bearer Legion's Initiative Lightning, Army of One Lorehold, the Historian Nahiri, Forged in Fury Nahiri, Heir of the Ancients Nahiri, the Harbinger Nahiri, the Unforgiving Nelly Borca, Impulsive Accuser Neyali, Suns' Vanguard Osgir, the Reconstructor Otharri, Suns' Glory Outlaws' Merriment Phlage, Titan of Fire's Fury Photon, Living Light Quintorius Kand Quintorius, History Chaser Sami, Wildcat Captain Velomachus Lorehold Warleader's Call Waves of Aggression Winota, Joiner of Forces Wyleth, Soul of Steel

Magic: The Gathering and publisher Wizards of the Coast must have skimmed those sections of the book because their use of serialised cards for the trading card games upcoming Tales of Middle-earth set does a fair job copying Saurons homework
This attack does 10 damage to each of your opponent's Benched Pokmon
Players can combine these reprints with new strategic cards to create powerful deck combinations