Making people take damage for every land they tap for mana is a bad feel
At least it's a Wizard, which has some upside in some decks (the aforementioned Adeliz, the Cinder WindAdeliz, the Cinder Wind, for example)
It must not be an internally popular mechanic either, because it's rarely used in the rules text of cards, even when it could be
If you have two commanders, you just need to control one of them
Inventory varies by store and rotates as The Pokmon Company releases new sets throughout the year
I'm sure they talked about making the creature have a mana cost of 2C to match the original Battlemages, but they felt that being a 2/2 with two off-color abilities captured enough of the feel of a Battlemage and the cheaper mana value made it play better