Spectral Sailor is your best one-drop, and probably would be even if it was just a textless 1/1 flyer with flash, but its card draw ability is dramatically more relevant than you might realise at first, as it helps you pull ahead in card advantage in the games where your Curiosity-effect engine is broken apart
Getting to Know the Deck Deep Clue Sea Decklist This is a Bant deck that includes Morska, Undersea Sleuth and Sophia, Dogged Detective as possible commander options
This means that an opponent who has 10 creatures still only searches their library once
When Lorcana first released, these deck were meant as a good way to get into the game but, as the game progressively became more complex, they evolved into a more thematic products
The enchanted version of the card features Baymax hanging out with a little butterfly, which is gently landing on his finger
Spark Double also seems key, since Gyruda, Doom of Depths triggers whenever it enters the battlefield if you can mill a reanimate a Spark Double you can make a non-lgendary copy of Gyruda, Doom of Depths, giving you another enters the battlefield trigger to repeat the process