golden frosmoth pokemon card - SV034/SV122 - Shining Fates - Shiny Vault [Colorless][Colorless] Pokémon Frosmoth 204/192 - Secret

Witch Enchanter solves that by being a completely respectable card in your mainboard that serves as a body with utility or a land that can be played untapped if needed

Space-Saving Design Holds a large number of lands without bulk

If you're sticking to the Vampire Aristocrats theme then the first cards I'd pick up would be Vampiric Tutor (finds Skullclamp and has Vampire in it!), Bloodletter of Aclazotz which doubles your drain / damage output on your turn absolutely wild, Bloodline Keeper provides sac fodder and a strong anthem, Legion's Landing nice thematic ramp, and Sorin, Imperious Bloodlord thematic ramp and removal

With 11-12 one-mana creatures and another eight two- and three-drops we dont care about much, this deck will never lack mutate targets and the surprise damage from making a big mutant to immediately attack can punish opposing Planeswalkers or just speed up the clock against the decks which can out-value us