Number one, to weaken your opponent's Digimon and increase your defense, use the black [BT18-063 Beetlemon] and [BT18-067 MetalKabuterimon]
These are essentially large plastic sleeves or bags that fit over the entire slab and often have a resealable flap
Originally, you drew an opening hand of seven cards and never drew a card
Abbey Gargoyles Absolute Law Akki Lavarunner Akki Lavarunner Akroma's Memorial Akroma, Angel of Wrath Akroma, Angel of Wrath Avatar Aven Smokeweaver Beasts of Bogardan Burrenton Forge-Tender Cerulean Drake Crimson Acolyte Defender of Law Disciple of Law Freewind Falcon Galina's Knight Hazerider Drake Ivory Guardians Jodah's Avenger Keeper of Kookus Knights of Thorn Kor Firewalker Lavinia of the Tenth Mask of Law and Grace Master of Waves Narwhal Opal Guardian Oraxid Paladin en-Vec Phyrexian Crusader Pilgrim of Justice Rasputin, the Oneiromancer Red Ward Repentant Blacksmith Sabertooth Nishoba Sea Sprite Silver Knight Skirk Fire Marshal Soltari Priest Sphinx of the Steel Wind Subterranean Spirit Sword of Fire and Ice Sword of Fire and Ice Sword of Forge and Frontier Sword of War and Peace Thermal Glider Thick-Skinned Goblin Tivadar of Thorn Vedalken Outlander Voice of Law Vulshok Refugee Weatherseed Faeries

In Japan, this card was limited to one, as when combined with a monster called Droll & Lock Bird, which does not allow your opponent to draw new cards, it would effectively leave them without a hand