Gnomes Garden: New home

Builder

For constructing a building

Gardener

For restoring a plant

Sprinter

For speeding up workers

Little thief

For getting rid of a Gremlin

Hewer

For clearing one roadblock

Shock worker

For speeding up construction

50 all around

Collect 50 of every resource on a level

Timelord

For stopping time

Gold 100

Collect 100 of any resource on a level

Diplomat

For obtaining the Crystal of Eternal Light

Champion

For collecting all trophies

Grand master

For completing all levels with 3 stars