Dwarven Hold enters the battlefield tapped.

You may choose not to untap Dwarven Hold during your untap step.

At the beginning of your upkeep, if Dwarven Hold is tapped, put a storage counter on it.

, Remove any number of storage counters from Dwarven Hold: Add for each storage counter removed this way.

Ebon Stronghold enters the battlefield tapped.

: Add .

, Sacrifice Ebon Stronghold: Add .

Hollow Trees enters the battlefield tapped.

You may choose not to untap Hollow Trees during your untap step.

At the beginning of your upkeep, if Hollow Trees is tapped, put a storage counter on it.

, Remove any number of storage counters from Hollow Trees: Add for each storage counter removed this way.

: Add one mana of any color. An opponent gains control of Rainbow Vale at the beginning of the next end step.

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.

, Remove any number of storage counters from Sand Silos: Add for each storage counter removed this way.