(: Add or to your mana pool.)
Arid-works enters the battlefield tapped.
: Arid-works becomes a 0/4 white and blue Spirit creature with defender until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
: Arid-works becomes a 0/4 white and blue Spirit creature with defender until end of turn. It's still a land.
