If this card is Normal or Special Summoned: You can Fusion Summon 1 "Memento" Fusion Monster from your Extra Deck, using monsters from your hand or field
Thanks to power creep in the Pokmon TCG, first edition cards are certainly not the strongest Pokmon cards in the game - in fact, you could argue they're among the weakest
Admittedly, straight up tutoring any Lesson in your deck to hand does seem a bit too potent, even if it required you to discard the way landcycling or transmute does
Garruk, Savage Herald Liliana, Dreadhorde General Ral Zarek Ral Zarek, Guest Lecturer Ral, Caller of Storms Ral, Crackling Wit Ral, Izzet Viceroy Ral, Leyline Prodigy Ral, Storm Conduit Teferi, Temporal Archmage Teferi, Temporal Pilgrim
Honorable Mention Glasspool Mimic // Glasspool Shore This modal spell land is a three-mana dork that ETBs as a copy of just your dorks not your foes, and it's a Shapeshifter and Rogue too
Cards like Raigeki, and certain staple trap cards have maintained value due to their usefulness in competitive play
