Magic: the Gathering - Datenbank
5te Edition
Sand Silos
Land
Sand Silos enters the battlefield tapped.
You may choose not to untap Sand Silos during your untap step.
At the beginning of your upkeep, if Sand Silos is tapped, put a storage counter on it.
[T], Remove any number of storage counters from Sand Silos: Add [U] to your mana pool for each storage counter removed this way.
Nr:439