This can be a good strategy if you have an enchantment matters deck or if you want to keep your commander and get the additional effects of the background
You can drop another land each turn and then tap it with six mana to dig six and drop, for free, a dork with a mana value equal to or less than your land count
Illustrated by Leonardo Santanna Standard Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
You can spend your mana on whatever interaction you need to survive or gain advantages
By paying a cost of one life and sacrificing the fetch land, a player is granted the ability to delve into their library to retrieve a land card of a specific basic type, such as a forest, mountain, island, swamp, or plains, and put it directly onto the battlefield