Kamen Rider Build: Raising the Hazard Level ~7 Best Matches~: First Chapter

is the first installment of Kamen Rider Build: Raising the Hazard Level ~7 Best Matches~. It features the debut of Build's SmaphoWolf Hazard Form.
Similar to Kamen Rider Ex-Aid "Tricks": Kamen Rider Genm before it, it showcases the Fullbottles from Hokuto and the Hokuto Best Matches.
==Continuity and Placement==
This chapter takes place immediately after Sento obtains the Fullbottles from Hokuto and Seito in Episode 21, but one week prior to the scene where Build charges at Grease at the proxy duel.
==Synopsis==
Nariaki Utsumi appears to help Build prepare for the proxy battle with Grease.
==Plot==
to be added
==Characters==
===Kamen Riders===
Kamen Rider Build	Sento Kiryu
===Allies===
====Nascita====
*Misora Isurugi
====Namba Heavy Industries====
Night Rogue	Nariaki Utsumi
===Villains===
====Smash====
Strong Smash Hazard	Hologram
Flying Smash Hazard	Hologram
====Others====
Nebula Hell Bros	Unidentified man
==Cast==
*: 
*: 
*: 
*: 
===Guest Cast===
*: 
===Suit Actors===
*Kamen Rider Build: 
*Night Rogue: 
*Strong Smash Hazard: 
*Flying Smash Hazard: 
*Nebula Hell Bros:
==Fullbottles==
*Bottle used:
**Build
***Biotic: Phoenix, Rose, Wolf, Unicorn (in Drill Crusher)
***Abiotic: Robot, Helicopter, Smapho
***Other: Hazard Trigger
**Night Rogue
***Bat
*Form used:
**Build
***PhoenixRobo Form, RoseCopter Form, SmaphoWolf Hazard Form
==Errors==
*When Utsumi is about to transform into Night Rogue, the Transteam Gun says Mist Match before he presses the trigger to transform.
==Notes==
*Closing Screen Fullbottles:
**Kamen Rider: Build
**Fullbottles:
***Biotic: Phoenix
***Abiotic: Robot
*Sento's personality development in Episode 21 was slightly ignored in this special.
*It's unknown how Nariaki received Gentoku's Transteam Gun and Bat Fullbottle.
**Episode 24 suggests that he obtained them from Gentoku after taking him prisoner.
==External Links==
Category:Web series episodes