Seren, God of Harmony

Elves you control get +1/+1.

When Seren, God of Harmony enters the battlefield, reveal the top seven cards of your library.
You may put any number of land cards and/or elf
cards from among them onto the battlefield tapped.
Put the rest on the bottom of your library in any
order, then shuffle.

When Seren, God of harmony dies, create seven treasure tokens.