Special Stages · Stage 1Four Years of Fun!!祝！４周年！！Data updated: 2026-07-24100Energy Cost8,930XP Reward2,000Enemy Base HP5,000Stage Length4Max Enemies1.1Difficulty Build a lineup for this stage Test your team vs this stageEnemy spawns (5)EnemyStrengthCountFirst SpawnRespawnBase HP TriggerNotesFireworks Guys (High-Yield)100%∞0s10s~16.7s100%—Fireworks Guys (Low-Yield)100%∞2s10s~16.7s100%—4th Anniversary Birthday Cake600%10s—100%BossDoge100%∞0s2s~33.3s100%—Ms. Sign1200%∞900s900s100%—All Birthday Present! stages