you can use this topic to discuss worldwake card Halimar Depths!
Source: MTG Salvation spoiler: [WWK] Common land cycle - MTG Salvation Forums
Halimar Depths
Land (Common)
Halimar Depths enters the battlefield tapped.
T: Add U to your mana pool.
When Halimar Depths enters the battlefield, look at top three cards of your library and put them back in any order.