There is the nice upside to the first trigger being an enter the battlefield trigger
A Thoughtseize or Duress asks you to spend resources to avert a play your opponent hasnt committed anything to (other than a card draw)
Many players get very lax about keeping up with Smothering Tithe triggers, but with card draw added in they'll be much more likely to pay their taxes
Whether you want to play him, Timmy, Power Gamer fits the template for not being an Acorn card
When Gatecrash design started I pushed hard for a milling mechanic with the playtest name of "grind." While grind stayed in the set, we decided we wanted a different mechanic to be the Dimir keyword, so I spent some time thinking about a new replacement
(I don't know the full story, but I believe members of the creative team were also fans of the whole package and also pushed to keep the name.) I had no doubt that the card would get the same response when previewed, and it took mere minutes for it to be clear it would