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Pile Driver (パイルドライバー Pairu Doraibā, shortened as P.Driver and PileDrvr) is a device from the Boktai series device used by Django to purify Immortals by incinerating them with solar energy. It is set up by Otenko in an appropriate spot with enough space. Pile Driver appeared in Mega Man Battle Network 4 and 5 as a Program Advance formed by using Gun del Sol Battle Chips. It also appeared in a scene from Mega Man Battle Network 4 where Django uses it to purify ShadeMan.
In Boktai 2: Solar Boy Django, Django uses the Pile Driver to purify ShadeMan after his defeat.