v.161 - Black Heaven: Final Chapter Update Highlights

Going by the "collecting trash" description, this is a "collect 30 items" attendance, not a "kill 300".
Either way, one Commerci trade voyage covers it easily enough. And who knows, you might even get a cube.

That's not too bad. I didn't notice that, I assumed it was the kill 300 since that's what it seems like they always are...