With The First Chapter, Rise of the Floodborn, Into the Inklands, and Ursula's Return out of the picture, several cards that were staples in the game that didn't receive a reprint are no longer viable unless you're playing in the Infinity format
Quite a fun and very thematic Mechanics!
It needs less bodies to win with since you only need to deal 10 total damage to your opponent to kill them, and in multiplayer you just need 10 per person, very possible in one turn
The downside here is that the commander costs seven mana, which means most of your early threats that you want to have come back will have already died
That means its possible to win prizes just for coming along and playing, not just for winning
However, when youre digging for lands, the delayed draw is a significant drawback