Given the prevalence of Treasure, Food, and many other sacrificial artifacts, it can quickly grow to monstrous sizes
Best Upgrade Option Once your collection starts to grow or you begin to care more about condition, this is a solid step up
Yawgmoth's Will was the OG version and was played heavily in Storm decks, allowing you to replay all your rituals to increase your Storm count before killing your opponent with Tendrils of Agony
Dethrone gives your stolen creatures a +1/+1 counter, then sacrificing it triggers its on-death trigger (assuming it actually dies), which returns it to your side of the battlefield at the end step with no need to return home
If you Enchant either Monolith, you can tap to add mana, then pay two less mana to untap the Monolith thanks to Power Artifact, tap for more mana, and repeat the process