Build your hand and score more points
There are 4 sets. Choose 3 red and 2 black blocks. The remaining block of each colour is discarded.
Resolve the duel
The higher number wins. Exactly double: the higher number wins. More than double: the lower number wins by reversal.
Scoring
Set 1: all 1 · Set 2: double 2, others 1 · Sets 3–4: double 4, others 2.
Count the blocks
There are 12 unique blocks: black 1, 2, 10, 11, 12 and red 3–9. Each side takes 5; 2 are left out. Every played block stays visible. Count them to know what can still appear.