In making up the primary list, I used a combination of criteria
For five mana, you can then make it so that anytime a Gorgon or Snake you control deals combat damage to a player, that player loses half their life, rounded up
Farewell Farewell is the better version of Austere Command because you get to choose one or more of the four modes listed instead of just two
On the other hand, a card like Obliterate certainly meets my criteria for being considered a board wipe because it does more than just remove lands to deny your opponents mana
Jhoira, Weatherlight Captain One of the best Izzet commanders, Jhoira, Weatherlight Captain is usually built to chain together cheap artifacts for card draw
I reckon it's just as good