City of Shadows

Land -
{T}, Exile a creature you control: Put a storage counter on City of Shadows. <CR>
{T}: Add {C} to your mana pool for each storage counter on City of Shadows.

Land -
{T}, Exile a creature you control: Put a storage counter on City of Shadows. <CR>
{T}: Add {C} for each storage counter on City of Shadows.

Land -
{T}, Exile a creature you control: Put a storage counter on City of Shadows. <CR>
{T}: Add {X} to your mana pool, where X is the number of storage counters on City of Shadows.

Land -
{T}, Exile a creature you control: Put a storage counter on City of Shadows. <CR>
{T}: Add {C} to your mana pool for each storage counter on City of Shadows.

Land -
{T}, Remove a creature you control from the game: Put a storage counter on City of Shadows. <CR>
{T}: Add {X} to your mana pool, where X is the number of storage counters on City of Shadows.

Land -
{T}, Exile a creature you control: Put a storage counter on City of Shadows. <CR>
{T}: Add {X} to your mana pool, where X is the number of storage counters on City of Shadows.