This is likely due to the fact that the card was part of the Heart Monster archetype in the manga, which was used by Mr
C Common Relay Soul X TRAP Special Summon 1 monster from your hand
(If a player controls 2 or more, they must send some to the GY so they only control 1.) During your Main Phase: You can add from your Deck to your hand 1 "Umi", 1 "Kairyu-Shin" Spell/Trap, or 1 "Sea Stealth" Spell/Trap
With a strictly finite supply produced in 1999 and decades of preservation hurdles, finding a copy in flawless, Gem Mint condition is an extraordinarily rare occurrence
Casting Cost: Card Type: Creature - Troll Warrior Power / Toughness: 8 / 4 Card Text: When Hunted Troll enters the battlefield, put four 1/1 blue Faerie creature tokens with flying onto the battlefield under target opponent's control
Not only can this card's summon stop Yugi's opponent from activating any other effects or cards, but the ATK and DEF of this card depend on how many cards are in Yugi's hand, as it gets 1000 ATK and DEF for each card he's holding