Complete 20 two-player, split-screen races.

Travel to an incredible height

Collect 25% of the prize bubbles on the story levels

Spend 8 seconds or more in the air

Unlock the race in First Steps

Complete a community level

Place a sticker or a decoration on another player's sackperson

Ecco: Talk to another dolphin

Score on a sprawling goalie

As the pitcher, escape from a no out, bases loaded jam without any of the runners scoring (only earned if playing an uninterrupted game against the CPU, without switching sides or fast forwarding).

Kill 4 enemies with a single smart grenade.

Spend 20 exo upgrade points.

Complete "Captured."