pokemon card basic energy Pokemon: Cards - Assorted (450ct*) 001 / Common Card Type / HP / Stage The Most Valuable Basic Metal

They are often referred to as playtest cards

It would have perhaps been overkill to make every single EX card a Trainers Pokmon, but sticking to four for this first set, when there are 8+ EX cards without a trainer, feels there could have been room to compromise

These cards appear in both non-foil and traditional foil in Collector Booster Sample Packs found in the set's Commander decks

As it stands, Grenzo, Havoc Raiser isnt powerful enough for Legacy and is only going to see play in a certain kind of casual deck

Im about to pick up a foil as Im writing this article

That makes it scary in both Commander and Standard