Why deconstruct them
It's Elephant Grass, Bad Moon, and Braid of Fire
21 Best Merfolk Cards for Commander Lord of AtlantisLord of Atlantis | art by Melissa Benson Merfolk are one of Magic: The Gathering's oldest creature types, dating all the way back to the first set in the game's history ( Alpha)
And while we don't have many ways of filling our opponent's graveyard, it normally works out, between Thief of Sanity mills and opponents cracking fetch lands and casting cheap spells
Being able to play this card in a blue-red artifact-centric shell is no joke
A dominant deck in Standard, Block Constructed, Extended, and eventually Modern back in the day, Affinity has fallen a bit by the wayside in recent years, but it was so ubiquitous that we now refer to almost any aggressive artifact deck as "Affinity," whether it has actual Affinity cards or not