Firstly, the Summoning Chant event is specifically reiterating the summon chants from the TV show in the best performance possible.
Secondly, as to the Duel Links events:
- There’s a general 1-on-1 Duel Zone.
- A general 4 person tournament zone.
- A Women’s Only 4 person tournament zone.
Winning in the General 1-on-1 area gets you 2 points, losing gets you 1 point.
Participating in the tournaments gets you two points.
For Prizes you can get for exchanging points, there’s:
2 Points: Special Pin (Blue)
4 Points: Special Pin (Red)
6 Points: Special Pin (Gold)
10 Points: Special Protector (Maintenance Blue-Eyes) *Digital Only Item