The mana fix and ramp spells are: Cultivate, Rampant Growth, Farseek, Kodama's Reach, Sol Ring, Chromatic Lantern, Gemhide Sliver, and Manaweft Sliver
Belt of Giant Strength: You spent a card slot on an equipment that costs TEN MANA to equip unless your commander is already big
Salamangreat Weasel is an easy Special Summon from the GY that provides more Special Summons, while Salamangreat of Fire is a searcher that doubles as a way to trigger the Salamangreat Phoenix boss monsters
The Changelings are the pieces Im actually most hesitant to cut, as they fill any gaps in your party no matter what, but I still think we can do a little better
The problem is the card was called Merfolk Looter because the creature stole things from creatures that had gotten trapped underwater
Gaining life is actually adverse to this deck's strategy, but if the creature already has a counter on it, the point is moot