The deck naturally has a lot of useful ramp cards and Landfall value, which has high usefulness outside of the deck
The fact that its Blue fits the theme, but it also means youve got access to plenty of spells that will allow you to utilise this to either control the board state, your opponents hands, their library - or basically whatever else you want
With enough Rats, you can repeatedly sacrifice and generate more, potentially going infinite or near-infinite depending on board state
A ton of creatures enter and force every to sacrifice such as Accursed Marauder, Fleshbag Marauder, and Merciless Executioner
While I understand Magic wanting to include one of the key mechanics for the deck on its face commander, I cant help but feel that its a bit strange to see the ability on Terra
2023-11-03 Cascade triggers when you cast the spell, meaning that it resolves before that spell