Brew #1: Ragavan, Nimble Pilferer So when I first tried building 1-Drops, I immediately tried everyones favorite monkey, Ragavan, Nimble Pilferer
Its hard to get too excited about Herald of Secret Streams when the majority of Merfolk are already of the evasion persuasion
You would take half with Gisela out, so just a single damage per nonbasic land you are running, while your foes double, so essentially four damage per nonbasic land they control
The same is true for counters that change the creature's power or toughness
If you talk to your playgroup to set some expectations first, they will hopefully understand why you want to start attacking early, turn every land into a Mountain, or block their extra card draw
In it, I cover gameplay and deckbuilding theories, card overviews, Modern, Legacy, Vintage, Pauper, and EDH, including sideboard guides and non-standard color combinations for those