You can only use 1 "Nightmare Hands" effect per turn, and only once that turn
I would also say that last will might be the most unexplored card at this point
Thats what Rags / Riches tries to do: clear off the fodder and take the leftover good stuff
Polluted Bonds is a landfall trigger for your foes and they will lose two life and you'll gain it back too, so it's a break on mass land drop rampers
Splish, Splash, Bash The commander for this deck, Hakbal of the Surging SoulHakbal of the Surging Soul, helps your board state get thicker and your deck get thinner, by giving every Merfolk on the board the ability to Explore at the beginning of combat
You get three bodies for five mana, and the two 0/2s are really annoying tokens, since as long as you have one the Benthid is hexproof and if they have to block, they also keep creatures from untapping, which is pretty nice