merfolk mtg commander deck Magic: The Gathering The Lost Caverns of Ixalan You may look at the top card of your library any time Neerdiv, Devious Diver - Merfolk

In your misguided attempt to subvert the law, you have eloquently explained why the law must exist. Watermark: Azorius Illustrated by Izzy Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp

Mirrorhall Mimic is a four-mana Blue 0/0 that enters the battlefield as a copy of any creature on the battlefield, but it'll also be a spirit in addition to its other types

But they are set up to grant you more and more value from singing songs - Pepa Madrigal, Sensitive Sister grants you free lore every time you sing a song, and Bruno Madrigal, Singing Seer will draw more cards than you know what to do with each time you sing

You decide whether to assign a non-Human creature's combat damage as though it weren't blocked just before it assigns that damage

The alternate commander here, Yuna, is very strong too and with a few tweaks to let you untap her multiple times per turn, she can turn this precon into quite a nasty combo deck