5th Floor: Glacier

{t}: Add {u} to your mana pool.
{t}: Add {b} to your mana pool. Use this ability
only if you control Cocytus.
{t}: Add {u}{b} to your mana pool. Use this
ability only if you control Cocytus, 5th Floor
Guardian.
This floor is a wide area filled with numerous icebergs.
Weather phenomena including cloud and snow are
present here. There used to be an area penalty that
caused slow and gave ice-type damage, but it was
turned off to save costs on maintenance.