This has the general discard issue of terrible late, so likely needs to be paired with discard for value effects which has us looking at Jund or Sultai
Since these big hitters will likely be the highest HP Pokmon cards in the meta for a while, giving your opponent at least one swipe at them before you get to attack is a fair balancing mechanic that returns from the previous iteration of Mega Evolutions in 2016's XY Pokemon sets
GCC - Powerful Horns 100 Spinarak G - Bug Bite 20 Ariados Ability - Big Net Your opponents Active Evolution Pokmons Retreat Cost is 1 Colorless more
Sometimes, specific cards may have different releases, either via special events, as prizes from competitions, as participation rewards, or exclusively via the Pokmon Center stores
Oddly enough, I didnt get a Charmander card until after the release of the Fossil Expansion in late 1999
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