Irascible Mushroom (暴躁菇; pinyin: bàozào gū) is a Tier 1 plant in Plants vs. Zombies: All Stars. Its upgrade is Doom-shroom. To unlock it, 30 Irascible Mushroom Puzzle Pieces must be collected. It attacks zombies by shooting small laser orbs from its eyes.
Plant Food effect
Violent burst: Rushes to the first enemy in its lane and explodes in a 3x3 area. It requires Brave Plant Food to activate.
- It is the second new mushroom in Plants vs. Zombies: All Stars and the third new mushroom that was not in Plants vs. Zombies.
- It resembles Doom-shroom and the only differences are that the eyes and mouth are more cartoonish, the spots on its cap are visible, and its mouth is smiling.