I should point out that card frames have become a lot more complicated since Alpha
Those Rocky Helmets, should you swing for them, will potentially keep your opponent from whittling away Palkia ex's HP in the early game
They would say things like, I really needed this card because it was the base of my ecosystem, or, When my partner destroyed my phytoplankton it killed all of my chain of species. Obviously, the game is sending a strong message that is sticking with them. Participants in both the Phylo Game group and slideshow group improved their understanding of ecosystems and species knowledge, but those who played the Phylo Game were able to recall a greater number of species
You can play a lot of the other frogs in the game, and surveilling is another way to put cards in the graveyard for Grolnok, the Omnivore to exile with its croak counters
Basically, any deck playing both blue and black needs a good reason not to run Vren
First, every Secret Lair drop has technically been "worth it," in the sense that the retail price of the cards you get in the drop is equal to or greater than the cost of the drop