The roll sequence
The developer describes rolling a random team, then receiving a random player from that team. [1]
Attribute selection
Choose one of ten attributes: shooting, speed, dribbling, passing, physical, defense, vision, IQ, ego or weapon. [1]
Ten-round challenge
A run spans ten rounds and feeds a leaderboard. The description does not publish roll probabilities or a best-build formula. [1]
Fan-game identity
Wild Card. describes this as an unofficial Blue Lock fan project. Become A Striker is a separate experience. [1]