The Hazard Trigger (ハザードトリガー, Hazādo Torigā) is a turbocharger-like device compatible with the Build Driver, created with the primary function of serving as a method to destroy Evolto. It is primarily used by Kamen Rider Build to upgrade any Best Match form into a Super Best Match (スーパーベストマッチ, Sūpā Besuto Matchi), creating a Hazard Form. When it is used this way within the Super Best Match, Kamen Rider Build runs the risk of losing control of himself and going on a destructive rampage. The FullF