Since it costs five, I wouldn't run anything that costs more, so you can reliably drop it with your mana free impulsive draw
In fact, Katara alone may have been enough to make Harabaz Druid spike, even though she doesn't synergize with it specifically, but fans are likely also banking on there being all kinds of other cool allies in this set - which seems like a pretty safe bet
Each deck is designed to perfectly complement the Dungeons & Dragons: Adventures in the Forgotten Realms set thematically
There might be some things in the works to reach out to the more general community as well, I'll let you know how it works out in the coming days :)
When this card enters all you need to do is station 3 (tap creatures with a total power of 3) to start drawing cards
But the most important sea monsters are the ones that help us catch up to faster decks by slowing them down: allstars like Breaching Leviathan, Scourge of Fleets, and Lorthos, the Tidemaker bounce or tap down the opposing field, letting us catch up to and get ahead of the competition