Fortuitous Assembly

Whenever a creature explores, create a colorless Treasure artifact token with "{t}: Sacrifice this artifact: Add one mana of any color to your mana pool."
Sacrifice three Treasures: Create a 1/2 red and green Dinosaur creature token with explore, then you may tap X creatures you control. If you do, search your library for a card with converted mana cost X and put that card into your hand. Then shuffle your library.