It is best to save these cards for playing with your own company of friends
And one reason the cards are focused on new characters is likely because many of these cards were illustrated by people who actually worked on those films - something that only adds to the coolness factor here
The task is to weaken opponents as much as possible and once Dedidueye EX is all set, just snipe away
Giant Ballpark X SPELL Field During damage calculation, if a player would take battle damage: You can make neither player take any battle damage from that battle, and if you do, send 1 Level 4 or lower Insect monster from your Deck to the GY, then, if you sent a Normal Monster this way, you can Special Summon any number of monsters with the same name as that monster, from your hand, Deck, and/or GY
Any Jeskai control deck in Modern or Legacy would want a card like this
So while cards can still go in, they wont be able to activate any effects that require them to banish themselves from the graveyard