Buyers were snapping up multiple Happy Meals for the exclusive cards, often ditching the food
SR Super Rare Lunalight Serenade Dance X TRAP Continuous When a Fusion Monster(s) is Fusion Summoned to your field (except during the Damage Step): You can target 1 of those monsters
Inevitably, expanding the card pool will be necessary for Konami at some point
You can only activate 1 "Card of Demise" per turn
Oracle of Mul Daya does a great job of keeping spells flowing for its controller as it clears lands off the top of their deck, but its quite easy for most opponents to answer
Spoils of Victory from Portal Three Kingdoms (1999) is again a less efficient card, but the wording, which doesnt mention basics in any way enables better color fixing through getting any of the original duals or, later, shocklands or battle lands