game card sleeves Digimon - Digimon Sleeves fit cards 88 x 63 mm (standard TCG card size). Digimon Card Sleeves With Vintage

4 Lord Of The Tachyon Galaxy The Dragon Rulers Arrive Lord of the Tachyon Galaxy is known for being a great set because it introduced one of the most useful and splashable archetypes

This appears to be the highest price for a card from a regular English set (though complete sets have sold for more)

SR Super Rare Mathmech Division X EARTH Level 4 [ CyberseEffect ] ATK 1500 DEF 1000 You can Tribute 1 Cyberse monster you control in the Extra Monster Zone

As for the shield, Dinorphia Stealthbegia (YGOrg Translation) boasts 2500 DEF and lets you skip LP costs to activate any Trap Cards or Dinorphia effects once your LP drops below 2000