If a face-up "Millennium" monster(s) you control is destroyed by battle or card effect, you can place it in your Spell & Trap Zone as a face-up Continuous Spell, instead of sending it to the GY
Can also generate CSV files compatible with Microsoft Excel

Anaconda Azorius Herald Bayou Dragonfly Benthic Behemoth Benthic Djinn Blighted Agent Blockade Runner Bog Raiders Bog Smugglers Bog Wraith Bouncing Beebles Bubbling Beebles Bull Hippo Bursting Beebles Canyon Wildcat Cat Warriors Cateran Slaver Cave People Cavern Crawler Cephalid Inkshrouder Cephalid Pathmage Colos Yearling Covert Operative Crafty Pathmage Deep-Sea Kraken Dimir Infiltrator Dirtwater Wraith Dream Prowler Dwarven Nomad Dwarven Warriors Elusive Krasis Emerald Oryx Erhnam Djinn Escape Artist Ethereal Usher Farbog Explorer Ferropede Ghastlord of Fugue Glassdust Hulk Goblin Mountaineer Goblin Spelunkers Goblin Tunneler Graxiplon Hada Spy Patrol Harbor Bandit Harbor Serpent Hazy Homunculus Heartwood Treefolk Higure, the Still Wind Hunted Phantasm Hurloon Wrangler Incursion Specialist Inkfathom Infiltrator Invisible Stalker Jhessian Balmgiver Jhessian Infiltrator Keymaster Rogue Latch Seeker Lost Soul Lurking Crocodile Lynx Marsh Boa Merfolk Raiders Merfolk Sovereign Merfolk Spy Metathran Elite Metathran Soldier Minamo Sightbender Mirri, Cat Warrior Mountain Goat Neurok Invisimancer Neurok Spy

Thinking about things like mana rocks, locked down creatures, 1/1 tokens, and cards that are duds against your opponent's deck type makes me curious to see how much of a draw engine Pitiless Carnage could actually be
promotional card October 8 : Beyond the Brave Speed Duel : No known releases
How Many Cards Are in the Destined Rivals Master Set