When Archfiend enters the battlefield it comes in with four oil counters, and then gradually loses these over time
This card is a nice alternate wincon for legends decks, putting the Hammer down on everyone

Pictures of the other Foil cards: Ultra Rares (8/8): Heavy Metal Raiders Double Evolution Pill Vampire Lord Gearfried the Swordmaster Book of Life Metalmorph Mask of Darkness Night Beam Super Rares (8/8): Spell Proof Armor Bandit Servants of the Fallen King Dark Red Enchanter Crystal Seer Troop Dragon Barrel Dragon Dekoichi the Battlechanted Locomotive Commons (34/34): Magical Plant Mandragola Spell Power Grasp Spellbinding Circle Command Knight Release Restraint Blue-Eyed Silver Zombie Fire Reaper Skreech Fortress Whale Fortress Whales Oath Kabazauls Jurrac Tyrannus Empress Mantis Danipon Insect Armor with Laser Cannon Gatekeeper Pendulum Machine Launcher Spider Slot Machine Blast Sphere Machine Conversion Factory 7 Completed Bokoichi the Freightening Car Iron Blacksmith Kotetsu Infernity Dwarf Ally of Justice Core Destroyer Master Craftsman Gamil Eternal Rest Gravity Axe Grarl The Beginning of the End Fighting Spirit Break
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Ive even toyed with the idea of making a Storm pile deck where you shuffle in 25 random instants and sorcery spells
David Sharman (@accidentprune on Twitter) has been playing Magic since 2013, dabbling in almost all formats but with a main focus on Modern, EDH and Pioneer
For returning a permanent, this can be used both offensively and defensively, keeping your important permanents safe or setting the opponent back on mana by making them cast it again