Here is the full list of all 23 Forager trophies - 23 bronze.
The base game contains 20 trophies, and there is 1 DLC pack containing 3 trophies.
Have one of each gem in your inventory
Gather royal steel or royal clothing
Own 10 lands and 5,000 coins
Mine the giant crystal
Complete the Ancient Tomb
Complete the Skull Maze
Complete the Crystal Cave
Complete the Fire Temple
Fail miserably at a trivia minigame
Activate a droid
Build 200 structures
Complete every museum bundle
Learn every skill
Buy every land
Open every big treasure chest
Collect every tool and weapon
Collect every accessory
Collect every seal
Collect every artifact
Achieve every other feat
Reach void level 30
Have 1,000,000,000,000 coins
Own 100 nuclear structures at once