Kal'roth Blackblade

Kal'roth Blackblade's power and toughness is
equal to the number of basic lands you control.
Whenever Kal'roth Blackblade's attacks or
blocks, each opponent loses X life and you
gain X life where X is the number of
nonbasic lands you control.
" My father's sword made him foolish and cocky,
I will right that foolishness with the same blade
that cemented his legacy."