Trainer cards such as Irida (maybe 2 copies), Elemental Switch (to transfer Water Energy), Red and/or Giovanni (for more damage), and, after a long time, even Misty (who doesnt like extra Water Energy?!) make for a formidable deck
There are 153 unique foil-etched cards that can be found inside the Collector Booster
General general-board 22 2039 October 22, 2020 Protecting booster boxes General upccc-archive , insider-bureau 47 2039 December 27, 2016 How do you store your PSA cards
Watermark: Mirran Illustrated by Nic Klein Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
Power Nullifier: When a Spell or Trap Card, or another monster's effect is activated, the controller of Number 23: Lancelot, Dark Knight of the Underworld must use its detach effect to negate the activation