Since blue had a disproportionate number of evasion creatures compared to the other colors in a block filled with very low-powered cards, Coastal Piracy allowed the blue mage to draw multiple cards a turn in the hopes of keeping up with the white mage and his ever-growing arsenal of tutored rebels
Mulldrifter has the text When Mulldrifter enters the battlefield, draw two cards
Granted, this path and the ones involving tokens lean a lot more in the combo direction than the mana acceleration direction, but its definitely worth noting Carnival of Souls capability of being useful outside unreliable 3-4 card loops in these strategies, as it gets a bad rap Im not convinced it fully deserves when reading about its capabilities elsewhere
In Final Fantasy, no hero escapes who they were
So, combine it with something like Hammer of Purphoros or In the Web of War in order to get in some face-smashery with your Ancestors
Additionally they have more hard to deal with permanents like Sylvan Library and Liliana of the Veil