The eight cascade spells in Living End are close to a Crashcade deck playing a full twelve with Ardent Plea
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It saw some play in Standard in fringe decks, but spellslingers love to get extra value out of their cantrips and burn spells
It also has an overload cost of four mana, two of which has to be White, at which point it will destroy every creature in play instead
Logically, we would have to conclude that the designers (who will generally want cards with equal CMC, equal rarity, and equal power and toughness to be equally strong UNLESS they have ulterior motives like wanting to encourage players to use new mechanics more than older ones or are just attempting to make a "bad" card) believe that dabbing once is worth about the same as flossing three times
Remastered, is itself melded from two sets