a6 card sleeves Over-Sized – Pinnacle Entertainment Group 1.6 mil Outer Dimensions Resealable Flap Sleeves for 6-8

Drivnod, Carnage Dominus gives you an extra Teysa Karlov effect

SR Super Rare Trickstar Bloom X LIGHT Link 1 [ FairyLinkEffect ] ATK 100 DEF - 1 Level 2 or lower "Trickstar" monster If this card is Link Summoned: You can make your opponent draw 1 card

It sounds crazy, but it almost seems very doable for one to collect the vast majority of the cards barring the ridiculously expensive top end ones if theres actually only around 10,000 cards

For starters, it can revive another WATER monster if Ritual Summoned again, this can be Grimness or Abyss

Titan of Industry Titan of Industry is a killer card to try and cheat onto the battlefield