We have the debut Kaiba-Yugi duel, the first real foray into the background of the Millennium items -- there's a lot going on
These arent the only mechanics that make face-down 2/2s
Contents: x100 Card sleeves
Next up, you have your main source of recovery, Artifact Failnaught

Table of Contents show The Deck Siege-Gang Commander | Illustration by Aaron Miller Commander (1) Creature (38) Arms Dealer Battle Cry Goblin Bloodmark Mentor Brash Taunter Conspicuous Snoop Dark-Dweller Oracle Foundry Street Denizen Gempalm Incinerator Goblin Bushwhacker Goblin Chainwhirler Goblin Chirurgeon Goblin Cratermaker Goblin Lookout Goblin Matron Goblin Motivator Goblin Piledriver Goblin Rabblemaster Goblin Ringleader Goblin Soothsayer Goblin Traprunner Goblin Warchief Grenzo, Havoc Raiser Hobgoblin Bandit Lord Howlsquad Heavy Impulsive Pilferer Krenko, Baron of Tin Street Krenko, Tin Street Kingpin Legion Warboss Mogg War Marshal Moria Marauder Ogre Battledriver Pashalik Mons Rummaging Goblin Siege-Gang Commander Siege-Gang Lieutenant Skirk Prospector Squee, Dubious Monarch Swarming Goblins Instant (8) Abrade Battle Hymn Highway Robbery Last-Ditch Effort Massive Raid Outnumber Red Elemental Blast You See a Pair of Goblins Sorcery (9) Burn at the Stake Dragon Fodder Faithless Looting Goblin Negotiation Goblin War Strike Highway Robbery Hordeling Outburst Krenko's Command Vandalblast Enchantment (6) Cavalcade of Calamity Goblin Bombardment Goblin Oriflamme Outpost Siege Raid Bombardment Roar of Resistance Artifact (7) Battlemage's Bracers Hazoret's Monument Heraldic Banner Fire Diamond Sol Ring Swiftfoot Boots Throne of the God-Pharaoh Land (31) Todays deck is a creature-heavy combat-matters list led by none other than Krenko, Mob Boss

(In R&D parlance, deciduous mechanics can be used in any set, though they wont show up as frequently as evergreen mechanics like flying