Sink a ton of life into cards like Wall of Blood and Treasonous Ogre, then fire off Crackle with Power, Torment of Hailfire, and other X spells for the win
The Beckett TCG New Release Calendar will help keep you up to date with the latest releases and, in some cases, what you may have missed
Toph, the First Metalbender
If the first player chooses to give you a Robot, and you put down something small like Steel Overseer, or nothing at all, they'll assume your hand is empty of better options and all choose that one
Another fetch with green wouldn't be a bad thing either)
If you don't have any other artifacts in play you want to bounce back to your hand, you can always choose to bounce itself since it is an artifact creature