This is what I use for removal - easily edited to add or remove apps for removal:

$File = New-Item -type File "C:\kworking\app-remove.txt"
$PackagesToRemove = @(
"Microsoft.Advertising.Xaml"
"*windowsalarms*"
"*getstarted*"
"*CandyCrushSaga*"
"*Appconnector*"
"Microsoft.3DBuilder"
"Microsoft.BingFinance"
"Microsoft.BingNews"
"Microsoft.BingSports"
"Microsoft.BingWeather"
"*windowscamera*"
"Microsoft.CommsPhone"
"Windows.ContactSupport"
"Microsoft.ConnectivityStore"
"Microsoft.Getstarted"
"Microsoft.Messaging"
"Microsoft.MicrosoftOfficeHub"
"*officehub*"
"Microsoft.MicrosoftSolitaireCollection"
"*Office.Sway*"
"Microsoft.Office.Sway"
"Microsoft.People"
"*skypeapp*"
"*Netflix*"
"*Twitter*"
"*Messaging*"
"*money*"
"*solitairecollection*"
"*zunevideo*"
"*xboxapp*"
"*windowsphone*"
"*bingnews*"
"*bingfinance*"
"*bingsports*"
"*bingweather*"
"*PandoraMediaInc*"
"Microsoft.WindowsAlarms"
"Microsoft.WindowsCamera"
"Microsoft.windowscommunicationsapps"
"Microsoft.WindowsFeedback"
"Microsoft.WindowsStore"
"Microsoft.WindowsPhone"
"Microsoft.XboxApp"
"Microsoft.XboxGameCallableUI"
"Microsoft.XboxIdentityProvider"
"Microsoft.WindowsZuneVideo"
"Microsoft.ZuneMusic"
"Microsoft.ZuneVideo"
)

#Uninstall from current user and default user
#This also prevents these packages from being installed on new users

Start-Transcript -path $File

ForEach ($package in $PackagesToRemove)
{
Get-AppxPackage | where-object {$_.packagename -like $package} | Remove-AppxPackage
Get-AppxProvisionedPackage –Online | where-object {$_.packagename -like $package} | Remove-AppxProvisionedPackage -Online
Start-Sleep -s 4
Get-AppXPackage -allusers | Remove-AppxPackage
}

Stop-Transcript
$File.close

This is what I use for restoring apps to the original - if I screw something up and need to put it back:

Get-appxPackage -AllUsers| ForEach {Add-appxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppxManifest.xml"}