Explore the evolution of Brawl Stars' control schemes and progression systems in this 2019 GDC session. Delve into the game's development journey, from its inception to its global launch, as Supercell's Antti Summala discusses the challenges and iterations faced during the longest beta in Supercell's history. Learn about the decision-making process behind control options, landscape mode implementation, upgrade systems, and community engagement. Gain insights into the impact of player feedback, the Android release, and key takeaways from the development process. Discover valuable lessons for game designers and developers in creating engaging mobile game experiences.