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
Most people exclude these from their value lists as they are so well known that they form the core nine of any standard top ten list
Anikthea, Hand of Erebos strikes me as the type of card that can pull off some wildly powerful combos, and it lends itself to cheating expensive enchantments into play
When these hit, eBay becomes temporarily the cheapest platform for almost everything
Pairing this Simic card with another token doubler like Doubling Season can get serious numbers of tokens onto the battlefield
Instant Emerge Unscathed Target creature you control gains protection from the color of your choice until end of turn