Best or fave spot to use Deathtouch Darts (DTD)? See description

https://preview.redd.it/az9lh5zmukyf1.png?width=197&format=png&auto=webp&s=ccf2c29692c17f4b7b832da71b5bf542dccc94d3

Is there a wiki page that shows best dart vs GP rate boss?

If not, where would you recommend using them?
I used to (few years back) do ED3 (ambi) as i could solo boss 1/2 but couldnt do ambi, but thats when ECB was like 2b+, at its current price it barely seems worth it.