If an opponent controls more lands than you, Land Tax lets you search your library for three basic lands and put them into your hand
This could be achieved through a commander like Rashmi and Ragavan, or just by stacking our 98 with cards like Stolen Strategy, Court of Lochthwain, Chaos Wand, Thief of Sanity, and Uvilda, Dean of Perfection Dean of Expression
As such, if now information becomes available, or if it turns out I made some mistakes, Ill come back and edit this to the best information I can give you
This feels like a very graveyard-y artifact deck, which is a nice way to narrow down a strategy
Toxicroak also boasts 90 HP , allowing you to confidently place Toxicroak in your Active Spot, knowing it's unlikely to be knocked out in a single hit