The best way to get the flashiest cards, Collector Boosters are souped-up with rares, foils, and special treatments you wont find anywhere else, including the possibility of a special Serialized card, grand prize of the multiversal death race
Cannon Standard Legal Alchemy Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
What to Look For: Genuine: A crisp, clear amount of light passes through the card, usually casting a slight blue or grey tint due to the internal glue core
Overall, Quick Draft is a great option when you are starting out due to the lack of time constraints, but it does not have the strategic depth of an in person draft due to the way bots function
Unlike the other boosters from this list, you can get these for free at your LGS
That's not even accounting for Singleton formats like Commander