Collector Booster: 

• 10 Magic: The Gathering cards
• 2 Foil-Etched cards and 6-7 Traditional Foil cards
• A combination of 4-5 cards of rarity Rare or higher, 5 Uncommon cards, and 0-1 Land cards
• Serialized Historic Figure in less than 1% of boosters

Beyond Booster Contents: 

• 1 Basic land card (or non-foil borderless scene card)
• 3 Uncommon cards
• 1 Rare or mythic rare card
• 1 Traditional foil uncommon, rare, or mythic rare card
• 1 Showcase uncommon, rare, or mythic rare card (can also be traditional foil)