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Though this is a negative effect, some "Generaider" cards can trigger beneficial effects from it: "Generaider Boss Stage" can Special Summon a "Generaider" monster from the Deck when the opponent draws a card, compensating for the draw if it was made during the player's turn

In addition, once per turn, you can add a Dark Magic Attack or Thousand Knives from your deck to your hand, or special summon 1 Dark Magician from your hand or graveyard

You can activate Darklight early in your opponents turn to prevent them from making use of their Special Summoned Monsters effects

The manga spawned a trading card game of the same name, which holds the Guinness World Record for the best-selling trading card game of all time