Materializing Evolution

Escalate—Sacrfice three lands. (Pay this cost for
each mode chosen beyond the first)
Choose one or more—
• Each player exiles the top card of their library.
You may play a card from each player exiled this
way without paying it's mana cost.
• For each land in play, search your library for a
basic land card, and put them onto the battlefield
tapped.
• Proliferate, then proliferate again.