-Talk to Chipmunk Hunk and Koi Boy, they're in the Central Park by the bridge, there are trees there if that helps. -Go around the park with them defeating enemies. This unlocks the two characters upon completion. -This is the fundraiser, fix five objects around the level and they're quite easy.

Where is the Forbush Man?

Talk to Forbush man near Central Park to begin the mission. You will need to return to the Avenger's Mansion and equip the chicken helmet and body. Return to Forbush Man. Then, follow him to enter a battle sequence.

How do you unlock Koi Boi?

After a while the cannon will get destroyed. You must now build a control panel and use it to damage the enemy. Repeat this step until M.O.D.O.K. is defeated. The mission is now complete and you unlock a new character - Koi Boi.