Reading the room…
You bet 3. Your own pile is one petal, so that is one. You pick Bilal's top disc — petal, two. You pick Chetan's — thorn. You lose a disc at random. This is why burying your own thorn early is such a bad idea, and why doing it anyway is such a good bluff.
3–8 players · about 20–35 minutes · suggested from age 10 · free, no sign-up, plays in any browser.