Awaken Ruins of Garan

Whenever a permanent is put into a graveyard
from the battlefield, you get {e}(an energy counter.)
{t}, Pay any number of {e}: Add this amount of
mana of any color to your mana pool. This mana
can't be used to cast spells.
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With the surge of energy generated by the War of the
Spark, an antic portal awoke from an endless sleep
at the highest point of the Tamingazin continent.