Blink decks try to use the EtB effects of permanents as much as possible to generate advantages, be it resourcesresources, creaturescreatures or even damagedamage
Formats Not Legalstandard Not Legalfuture Legalhistoric Legaltimeless Legalgladiator Legalpioneer Legalmodern Legallegacy Not Legalpauper Legalvintage Legalpenny Legalcommander Legaloathbreaker Not Legalstandardbrawl Legalbrawl Not Legalalchemy Not Legalpaupercommander Legalduel Not Legaloldschool Not Legalpremodern Not Legalpredh Not Legaltlr
If it is an aura deck specifically (and the target creature does not have summoning sickness), you immediately get a 4-in-1 or 5-in-1 as early as turn two or turn three
The overall agreement seems to be that JC is big, but far from unmanageable
Each starter deck includes: 1 starter deck of 60 cards, including 2 foil cards of the characters on the package front
There are decks where, like Meathook, dropping this without paying the X gets your decks motor running