Not to mention if you have multiple in hand
Three and four drop Dragons are the bread and butter of this deck, and you dont even care about Chaos Dragon being un-directable you just care that it can deal eight damage with Sylvia
Explosive, expensive cards Duskmourn is filled with monsters with devastating abilities or terrifying power levels, but they cost a serious amount of mana to play
For example, if you control Traveling Chocobo ("You may play lands and cast Bird spells from the top of your library.") and Jidoor, Aristocratic Capital is on top of your library, you can play Jidoor, Aristocratic Capital, but you can't cast Overture
Its best case scenario is on a card like Apex Devastator, which enters as a 10/10 hydra and triggers four times, once for each of its extra heads