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} for each storage counter removed this way.
Near Mint - $4.900
Lightly Played - $3.900
Moderately Played - $3.400
Heavily Played - $2.900
Damaged - $2.500
Near Mint Spanish - $4.900
Lightly Played Spanish - $3.900
Moderately Played Spanish - $3.400
Heavily Played Spanish - $2.900
Damaged Spanish - $2.500