A few of these cards would be "Dark Hole," "Raigeki," "Harpie's Feather Duster," "Pot of Greed," "Solemn Judgement," "Mirror Force," and more
While 2000lp is certainly a hefty cost (particularly when characters in the anime only start with 4000lp), its ability to destroy every card on the field, outside itself, made it a force to be reckoned with
While it still is in the TCG, Master Duel has it completely unrestricted
For abilities, I chose 'Psychic Type' for the "Puppy Eyes" ability, because Richy had a way of making me feel guilty whenever he looked at me while I was eating
However, Pokmon TCG Pocket has done a pretty good job of keeping me excited about the game
And now I have the added benefit of optimized proxy manabases for every color combination, so that will make it easy for me to swap into a new deck without having to re-sleeve all my fetches, duals, shocks, Arcane Signets, etc