Sacrifice decks have an A + B sort of formula: You need good cards to sacrifice, or you need sacrifice fodder (Infestation Sage, Reassembling Skeleton) plus sacrifice outlets that give you a benefit in exchange for sacrificing creatures (Vampire Gourmand, Vampiric Rites)
The value of the individual cards are very low
The benefit here is that equipment and vehicle cards generally have generic casting costs rather than colored, so you can do some really silly things
Perhaps we could train it to reap the grainit would be the easiest harvest season of our lives! Georgina, farmer, now deceased Illustrated by Lius Lasahido Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
In reality, this logic only really holds up in the early game, and youll be thanking the green players at the table for your ability to tutor up the most powerful lands your deck has to offer