It will buy you a lot of safety with the life and should do enough damage that a lot of your other targets become lethal
In January, Tolarian Community College caused the joke card Booster Tutor to skyrocket, while a few weeks ago The Command Zone generated a 900% spike for a Reserved List card, practically overnight - Incidentally, this was also one of the few times I've personally specced on a spike (now to leave the cards in a drawer forever and forget about them as they slowly depreciate in value)
Whenever a Vehicle you control deals combat damage to a player, you may return Adwal from your graveyard to your hand
Competitive 60-card decks usually play fewer, focusing on 48 copies of the most impactful ones
It should perform well in competitive formats, but don't expect it to get any higher than $5 a piece, unless somebody finds out that you can execute some winning combo with the help of it
Paying life for colored mana is very strong, so Id imagine that all 5 cards in this cycle will see some play in Commander in decks with heavy colored pips
