The History of Affinity for Artifacts in MTG The set that unleashed the affinity monster upon MTG was the original Mirrodin in 2003
But Explorer is a true-to-paper format: if it works (and wins!) in your LGS, it will do the same on your screen
In my experience, the best sideboard plans often have the most overlap across multiple matchups, giving you more flexibility to counter rogue strategies as well
Level 10[edit] Blue-Eyed Silver Deck Monster Cards (18) Anthrosaurus x3 Blue-Eyed Silver Zombie x3 Darkworld Thorns x3 Krokodilus x3 Man-Eating Plant x3 Niwatori x3 Level 20[edit] Big Bro's Blue-Eyes Deck Level 30[edit] Poison Hamburger Deck Monster Cards (10) Spell Cards (9) Level 40[edit] My Very Own Dragon Deck Mokuba Kaiba (Princess Adena)[edit] The following Decklists are used by Mokuba Kaiba (Princess Adena) when encountered at the Gate or found roaming in Duel World

Aang's Iceberg Aang, Swift Savior Aboleth Spawn Accelerated Evolution Activated Sleeper Adaptive Shimmerer Ademi of the Silkchutes Aether Meltdown Affa Guard Hound Agent Venom Airtight Alibi Akoum Alchemist's Refuge Alexi's Cloak Alms Collector Aluren Ambrosia Whiteheart Ambush Gigapede Ambush Paratrooper Ambush Viper Ambush Wolf Amphibian Downpour Anafenza, Unyielding Lineage Ancient Stone Idol Angel of Grace Angel of Salvation Angel of the Dire Hour Animate Spell (playtest) Annie Flash, the Veteran Appa, Steadfast Guardian Appendage Amalgam Aquitect's Defenses Archangel Avacyn Archivist of Oghma Arlinn, the Pack's Hope Armaggon, Future Shark Armor of Thorns Ashcoat Bear Ashiok's Erasure Ashiok's Forerunner Asinine Antics Aspect of Manticore Aven Interrupter Aven Mindcensor Aven Reedstalker Avengers Assemble
3 damage and a card costs more than Wurmcoil Engine