Gathering of Fine Gentleman

Gathering (Starting with you, each player may pay
any amount of mana to boost this spell.)
Each player searches the top X cards of their
library and reveal X or less amount of creature
cards with converted mana cost X or less, where
X is the total amount of mana paid by all players
to cast this spell, and place them onto the
battlefield tapped under their owners control.
They don't untap during the next untap step.