Given the high density of triggered abilities in this Precon, cards like Strionic Resonator could serve as nice upgrades
While Pokmon requiring multiple energy types (such as Dragon types needing Water, Fire, or Electric) are allowed, this approach is generally inefficient unless your deck is specifically built with ample energy support for those Pokmon
It also doesnt care about player count, removing an external factor you wont have control over for its cost reduction
All of this strategy was a part of the deckbuilding process because the threat of losing more than just a game [read cards] had that kind of a huge impact on the game itself
It's heavy at 6 mana, but since both green and black are strong colors in the mid-to-late game in this set, it's a card you can cast during the natural flow of the game
You search the top cards of your library equivalent to the number of dinosaurs you already control