For someone who wants to shop rather than build, this gives you hundreds of popular options starting around $50
Cloud, Midgar Mercenary Cloud, Midgar Mercenary is very similar to Stoneforge Mystic, and it acts as redundancy in equipment-heavy decks if you need more tutors
A lot of players may think that Tyrranax Rex will be the infect game-winner, but I think the Contaminator here will take that crown
If a creature with annihilator attacks, the defending player will be forced to part ways with a number of permanents
His ability to return himself from the graveyard ensures you always have access to your lord effect
Most mechanics/mechanical themes in magic that revolve around life gain are nigh-universally maligned by competitive players, and for good reason: Gaining life doesnt actually do anything inherently