And now, without further ado, here is the list of all fetch lands
Dual Lands have the same positive effect that Shock Lands afford, but without the downside
Here are a few examples of commanders that have such abilities: Squee, the Immortal Squee, Goblin Nabob Hogaak, Arisen Necropolis Norin the Wary The Indomitable Jarad, Golgari Lich Lord Built-In Cost Reduction Using a commander like Ghalta, Primal Hunger or The Pride of Hull Clade helps you get around commander tax by reducing your commanders cost
This deck will make you think differently about every Hero card in the game, which is a big reason why it's so high on the list
Better yet, it's a self-fulfilling prophecy as once the equipped creature starts blocking and attacking your life total will balloon well over 40 due to lifelink