This game changed significantly when Shaymin EX was printed (imo for the worse). I personally started playing pokemon tcg during the phantom forces period and remember being impressed with the power of night march back then, but it still had its limitations and could be challenged. After...
RE: Medicham / Hawlucha / Landorus
I personally don't like Maxie's. Too much circumstance and card tossing when you don't need Machamp's +20 to get OHKO's. It also allows me to work in more Lando's and Hawluchas in his absence (and possibly EX or splashables if I ever decide to go that route).
RE: Medicham / Hawlucha / Landorus
Megas/Primals are a problem because of the huge HP, but if you run Iris then you have a shot at the OHKO. Basically if you have bangle, stadium and 1 strong on a med you can OHKO a 240 HP pokemon when your opponent has taken 2 or more prizes. This is...