I adore that in every brew with a few colors and then you can grow it with charge or +1/+1 counters equal to each mana color you spend without you know, needing to spend extra mana and Fellwar Stones and Manaliths will do it outside of your Commander's Identity
This creature's party trick is that when it mutates it can return any number of target creature cards with total power 10 or less from your graveyard to the battlefield
The newest card to this build is Orcish Bowmasters as draw-hate, plus the Orc token is good fodder for Smallpox
Just like persist on Putrid Goblin, undying is easier to break than a porcelain vase in a Matrix movie
Biogenic Ooze - Not only does this make a token when if flickers, but it also makes them all bigger over time, and can even make more tokens even if you don't have flicker options
Once you finally get to play it, it attacks with haste and buffs all your vampires permanently