- If Gothitelle is Active, does its "Magic Room" Ability prevent the opponent from playing older pre-BW Trainer cards that don't say Item on them?
- Trainer cards from Diamond & Pearl through Call of Legends should be considered "Trainer–Item" cards. So the older Trainers would be blocked, but not Supporters or Stadiums.
Source:
Emerging Powers FAQ (2011-09-01), PUI Rules Team (2011-09-01)