Kamen Rider Build First Henshin and Fight

Here's the First Henshin and Fight of Kamen Rider Build  on his default form called Rabbit Tank as Kiryuu Sento used the Rabbit Full Bottle and Tank Full Bottle to transform into this form and fight against Strong Smash and he will also used the Hedgehog Full Bottle to transform into Kamen Rider Build Hedgehog Tank form. Watch and enjoy the video !!!!:

Source: J-Hero