More details regarding the event will be available on the Event Page once it opens
The Link Monsters gained this way expand his arsenal of monsters for the current Duel and future Duels alike and typically help turn a disadvantageous situation in his favor
SR Super Rare Box of Friends X LIGHT Level 1 [ MachineEffect ] ATK 0 DEF 0 If this card is destroyed and sent to the GY: You can Special Summon 2 Normal Monsters with 0 ATK or DEF and different names from your Deck in Defense Position, but they cannot be used as Synchro Material, also they are destroyed during your next End Phase
In short, you can almost always assume that a Pokmon Booster Pack will contain 10 cards, plus extras like an energy and code card
However, singles are generally better than boxes for completing specific collections
[2] It was released on April 17, 2020, in Asia and on May 15, 2020, in the rest of the world