魔(ま)力(りょく)倉(そう)庫(こ)

This land enters tapped.

: Add .

: Add one mana of any color. Spend this mana only to cast artifact spells or activate abilities of artifacts.

Modular 1 (This land enters with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)