Addition stated happening during roll drop roll.

```
❯ roll 4d6X1d2 -v
Rolled: 4d6: [5, 3, 4, 2]
Rolled: 1d2: [1]
Adding: 14 + 1 = 15
Dropping highest: 1: [2, 3, 4]
9
```

This is very odd. The numbers aren't even being added together in the end.