The screenshot of Collections

Collections are collected by daily bonuses, new friends and doing missions. It can also be gifted. They are bonuses of your attack and defense. Here's a list of collections:

Collection Needed items Attack Defense
Wiseguy Chip 0 4
Wiseguy Guppo 4 0
Celtic Solitaire 2 2
King's Band 4 4
Regal Luxe 8 0
Joker Card 5 10