Jhade Crystal

{t}: Put a Jhade counter on target non-swamp
basic land you control (this land has, "At the
beginning of each of your turns this land
generates {1}. Use this mana at any time during
your turn. This mana cannot be used for black
spells or black abilities.")
The living force grew all over the depths of Volanus,
the concentrated energy of a life-force trying to cling to
survival away from the horrors above.