Captain N'ghathrod and Umbris, Fear Manifest are your go-to horror commanders, with Umbris playing towards commander damage and the Captain playing a mill/attrition game
Making a flying drake token on each of your turns, and possibly on your opponents' turns, is strong enough
Meanwhile, mythic Mystical Archives are a bit worse
Rather than aiming to take out opponents as quickly as possible, Control decks aim to 'control' the board, depriving opponents of key resources through removal and counter spells, preventing opponents from assembling their win-conditions while assembling a win-condition of your own
We suspect that this one is played less mostly due to the cost of buy-in, but itd be a shame not to cover this powerful mana rock because Giada is one of the best decks to put your Mox Amber in