On one hand, the Assassin bureau's externally-recruited inventor. On the other, this random control piece that works for the Templars, whether he knows it or not.
Finally the first unconditional Fabricate with legs...sort of. Putting on topdeck instead of hand can actually be beneficial, many commanders cares of the topdeck (Yennett for a Portal to Phyrexia on topdeck just to make an example)
Source: GameSpot
I meant for the tax part