The deck starts of with a number of acceleration spells such as cultivate, Kodama's Reach, as well as a number of elves that help you ramp up quickly
This new drop has the chance to correct these issues, and being distributed via WPN stores is a great start
Benthic Biomancer has Adapt and Whenever one or more +1/+1 counters are put on Benthic Biomancer, draw a card, then discard a card. It has great synergy with our Merfolk Tribal build since we have many ways to get +1/+1 counters
It must also not have an activated ability that costs a different color than your Commander
White Plume Adventurers recent banning in Legacy highlights an imbalance in a format caused by the Initiative mechanic
It's also a popular strategy because it immediately increases the level of politics at a table, with planeswalkers able to fix most threats