They offer a ready-to-play experience that helps you learn the game's basics before diving into the wider world of card collecting
When you're drafting, it's helpful to plan for some synergies based around whatever ability(s) are appropriate for your color combination
Honestly, this is probably a healthy move for the game as it actually gives designers the chance to build on existing mechanics instead of trying to build hype for a shiny new toy Lorcana is arguably one of the best card games already, so let it cook
Meaning that if you can stack your field right, your opponent is going to have to either let her remain on the field, gathering you Lore points, or sacrifice a character they could have been using to do literally anything else to get her off the field
Lets say WoTC produces roughly 5,000,000 boxes of ELD
On the characters second turn on the board, they can take any action available to them