There is a real mix of cards there and a varying level of price but we feel there is certainly something for everyone
If youre unsure, ask the organizer or your LGS before you show up
By putting these less-rare cards in your sight, you can build a solid B-tier deck and then add rares like ex cards when they do get pulled later down the road
WUBRG decks are always a little tricky to judge if they're not blatantly powerful right out of the box, and because the theming of this deck is so cool, it feels disruptive to try and make upgrades to it, so it's almost a case of being a precon that you shouldn't upgrade, but yet it desperately needs it
That said, getting Time Walked by this is disgusting, especially off a Matter Reshaper
The first mode you can pick gives a creature you control +1/+1 and has it fight another creature you dont control