Part of the reason that the culture is now changing is that the dollar signs are starting to move in a more intersectional direction. The issue is a lot of the people who run the company, you know, theyve been running the company for 15 or 20 years
So if you really want to make flicker the core of your new deck, you should probably start by grabbing any similar engine cards you can
Giving +2/+2 isnt particularly amazing, especially after the setup
Once you had Humility/Prayer going, how many of your cards even matter
Keep in mind that this isnt a goblin creature itself, so it wont exactly synergize with the rest of your deck
The introduction of role tokens is cool, and there might be a few more rat tokens running around than you're used to, but fan favorites like faeries and food are great returning themes in Wilds of Eldraine