Reference article
City tournament (Duck Life 4 Remastered)
The City tournament is a three-round team event that opens Volcano.
Entry and team
Win 
Purple Swept Hair Duck’s Race to receive the local tournament ticket. Select a duck for each of the three rounds; each round uses its assigned duck’s skills and energy.
Round 1
Average rival jumping level: 113.
Round 2
Average rival jumping level: 125.
Round 3
Average rival jumping level: 138.
Progression
Win the tournament to unlock 
Volcano.