Each round is a race to 20 points
Not only do you get to untap a land every turn, but you can also easily find a means to turn the Orb off during another players turn, making it so only your opponents are having to deal with limited mana
GCCC - Hammer In 160 Grotle Ability: Sunlit Shell Once during your turn, you may search your deck for a Grass type Pokmon, reveal it, and put it into your hand
You can redeem these points for individual cards from the same booster pack set (for example, Genetic Apex) while that set is available
These answers provide quick and clear information about the set, its contents, and usability for gameplay or collection purposes
If you find yourself with additional time on your hands and would like a chance to use some of what you learned today, I recommend Josh Bennett's excellent article "Introducing the Pit Fighter Legends" where he not only coins the term "facesmashery", but where he also puts some of the best writing chops in Magic on display for all to see