Each one has a strong questing value that forces opponents to challenge or risk falling behind, and then once challenged and/or banished, their effects activate drawing you cards, forcing opponents to discard or return a character to their hand, and more
As for Collector's Cage, its main role in the deck is to cheat in Overlord of the Mistmoors
TCGPlayer TCGPlayer is the dominant marketplace for Pokmon singles in the US and functions like a stock exchange for individual cards
An opponent might get out a first turn Jackal Pup, follow it with a second turn Dauthi Horror, and cap those off with a Mogg Fanatic and Dauthi Slayer on turn three, but your third turn Propaganda would ensure that you didn't take a full seven damage to the noggin on turn four
This gets easier with a sac outlet and that way every turn we are consistently adding an experience counter
But for every kid who did well at both Magic and poker, there are 20 more who played both and never really had much success in either