Starting September 19, fans can compete in new events across both mobile apps, giving them a chance to see the iconic mascots — Duo and Spike — in new settings Brawl Stars introduces a new 20v1 Boss Fight, giving players the chance to take on increasingly powerful versions of Duo Duolingo launches a streak-based Quest, allowing learners to unlock exclusive rewards, including Spike HELSINKI, Sept. 17, 2026 /PRNewswire/ — Today, hit mobile game Brawl Stars and the world’s leading mobile learning platform Duolingo debuted a global in-app face-off that brings the beloved green mascots — the Duo Owl and Spike […]