Simple PowerShell script that gives you BSOD

bsod.ps1

$winId = [System.Security.Principal.WindowsIdentity]::GetCurrent()
$winPrincipal = New-Object System.Security.Principal.WindowsPrincipal($winId)
$adminRole = [System.Security.Principal.WindowsBuiltInRole]::Administrator
If (-Not $winPrincipal.IsInRole($adminRole)) {
    $cmdArgs = '-File', $MyInvocation.MyCommand.Path, '-ExecutionPolicy', 'Bypass'
    Start-Process 'PowerShell' $cmdArgs -Verb RunAs
    Exit
}
$memberDef = @'
[DllImport("ntdll.dll", SetLastError = true)]
public static extern int NtSetInformationProcess(IntPtr hProc, int piClass, ref int pi, int piLen);
'@
$ntDll = Add-Type 'NtDll' -MemberDefinition $memberDef -PassThru
[System.Diagnostics.Process]::EnterDebugMode()
$proc = [System.Diagnostics.Process]::GetCurrentProcess()
$val = 1
$ntDll::NtSetInformationProcess($proc.Handle, 0x1D, [ref]$val, 4)
$proc.Kill()

This script will not harm your computer, but will gives you BSOD (real thing, not fake) after getting administrator privileges.
Remember to save all your stuffs before trying this.