Solidarity is a co-op event match in Super Smash Bros. for Wii U. Player 1 controls Olimar while player 2 controls Rosalina & Luma. The players must initially defeat Mario and Luigi in a one-stock battle. After the two are defeated, Bowser and Bowser Jr. appears and the players must defeat them.
- Right path: awards 1000G. Leads to Peach in Peril.
- Down path: awards a Crazy Orders pass. Leads to Robots vs. Dragons.
Completing the event on normal difficulty or higher within 90 seconds awards a Quick Batter Pumps equipment.