Grats! 3 Years!! is a limited time event from Birthday Present!
- 1 Birthday Cake spawns as the boss after 0 seconds0f.
- Infinite Doge spawn after 0 seconds0f, delay 2~33.33 seconds60f~1,000f.
- Infinite Firework Guys spawn after 0 seconds0f, delay 13.33~23.33 seconds400f~700f.
- Infinite Firework Guys spawn after 2 seconds60f, delay 13.33~23.33 seconds400f~700f.
The Birthday Cake #3 seems to be a tough opponent (it's considered Metal). Just spam Lion Cats, Manic Lions and the stage will be a breeze. Bring Hurricat or critical hitters to finish the stage faster.