Yes, that is also the main disadvantage to getting card advantage through drawing cards and yes, discard is also weakened by diminishing returns which card draw isn't, I am not comparing discard to card draw as a way towards card advantage, just stating the facts about cards in isolation
Veidos the Eruption Dragon of Extinction - Phantom Nightmare Current TCG Market Price: $16.99
An attempt was made to bring this iconic monster back to the metagame by creating new support for the card in the form of Archfiend monsters
Sagas, including the word "saga," was such a perfect fit for a Norse/Viking-inspired world
Maybe your Giant Fairy wouldnt get as much value on turn four as you expected and you dont need to clear the board, so you pivot to a greedier card like Snow White, Well Wisher or Stitch, Rockstar instead