Below is a complete list of all cards in the Space-Time Smackdown expansion, along with key stats for this release
A preemptive Wrath of God is about as good as you can hope for a non-Fog, non-Counter solution
From there, any Fetchland will let you double Tifas power, then double it again so you have a Trampler with 20+ power at the ready
Due to most of the "Millennium" monsters have an effect that require the user to pay their Life Point costs, or losing the LP as a maintenance cost in the case of "The Unstoppable Exodia Incarnate", player's LP will be quickly reduced in the prolonged game stage, especially if they doesn't have "Millennium Ankh" in their hand, thus leaving them vulnerable from final damage push by the opponent
Until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead