This style of creature is happy to see the Research of the Wild putting a number of instants into the 'yard to amp up a Cognivore-style card, like these two: Both of those are better examples of what is happening
Marchesa, the Black Rose Marchesa, the Black Rose is the reason I mentioned other non-typal commanders as possible pirate commanders
But some players use them in casual formats like Commander or in playgroups that dont mind proxies or Un-set cards
As with every major set release, Magic: The Gathering's Final Fantasy set includes ten different archetypes for its Limited formats
Outside of a combo, having the option to pitch some unneeded lands for extra life can be crucial for survival in a game, especially if you have a Ramunap Excavator-style effect where you can replay the land, tap it for mana if able, and gain the 3 life anyways
It may cost seven to cast, but its well worth the price