Basically you get ALL cookies by just playing. Very chill and fun. Combining Kingdom building, strategy, and unique battles. The collabs the game hold are very big indeed (Sonic, Disney, and BTS)
You can basically clear every daily super fast but if you are into more gameplay, they have:
1. Cookie Alliance
2. Kingdom Arena (PVP)
3. Mayhem (3 v 3)
4. Guild Boss Battle (3 Bosses)
5. Dark and Master Mode
6. Tropical Soda Island
7. Tower of Sweet chaos
8. Cookie Odyssey
9. Various Minigames that is keep being added every update
10. Event Gameplay such as Black Pearl Island (where you explore duskgloom sea like a pirate) or BTS event (rythm game) and so much more