An unnoted factor that works slightly in favor of a higher land count here is the three Evolving Wilds
Condition accuracy is an account protection
In fact, a few of the more puzzling choices might lead one to think the landbase is a bit sub standard: Contaminated AquiferContaminated Aquifer Evolving WildsEvolving Wilds Idyllic BeachfrontIdyllic Beachfront Sunlit MarshSunlit Marsh Since the basic land typing isn't particularly relevant in this deck, it couldn't have been impossible to at least include a Dismal BackwaterDismal Backwater instead of a Contaminated AquiferContaminated Aquifer, right
A loose Mono-Black Aggro (Zombies!) shell might look like this: Creatures (23) 4 Cemetery Reaper 4 Phyrexian Obliterator 4 Diregraf Ghoul 4 Gravecrawler 4 Geralf's Messenger 3 Highborn Ghoul Lands (24) 20 Swamp 4 Inkmoth Nexus Spells (13) One of the primary questions when developing a deck like this is whether to include Inkmoth Nexus
The Tablets generic costs and usefulness make it a candidate for just about any deck, but it excels in those that can distribute extra oil counters, such as decks with a proliferate sub theme
Once Blaster, Morale Booster runs out of counters, it converts back to its front side