What I would do is run a copy of Demolition Field or Strip Mine to be able to stop the threat
Its interesting that you can attack with it and tap for mana later because it has vigilance, but unlike normal manlands, it stays as a creature, so its more vulnerable to removal
Many cards enhance creatures carrying counters, typically with keywords
Cards like Gemstone Mine and Command Tower are essential for mana generation in Commander decks
I predict that the shockland sanctity will only increase as the game progresses, eventually reaching a point where they have as much inherent identity with the baseline game as basic lands have to this point
Veronica, Dissident Scribe I might have the order on one and two backwards here, given that three-drops have steeper competition for Cube inclusion than twos, but Veronica, Dissident Scribe is easily the more exciting of the two cards