Flat Foundry enters the battlefield tapped unless you pay .
: Add or to your mana pool.
: Add to your mana pool. Put Flat Foundry on top of your library.
: Flat Foundry becomes a 2/2 white Spirit creature until end of turn. It's still a land.
.
: Add 
or 
to your mana pool.: Add 
to your mana pool. Put Flat Foundry on top of your library.: Flat Foundry becomes a 2/2 white Spirit creature until end of turn. It's still a land.
