Watermark: Air Nomads Illustrated by Jinho Bae Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Legal Modern Not Legal Brawl Legal Legacy Legal Comp
These pairings are named after the Ravnica guilds, including Azorius, Dimir, Rakdos, Gruul, Selesnya, Orzhov, Izzet, Golgari, Boros, and Simic
We would later change it to be an Elemental
It's so popular that almost all of the Commanders from #15 on have at least 2k decks registered over at EDHREC.com (checked after I make this list, not before)
paying 1 more mana for a Reverberate on all your spells this turn is just bonkers
In a spells-matter deck, Elusive Otter is both a noncreature spell and a spell, so this otter works very well in multiples