Its more basic functionalities are pretty intuitive and easy to use, while it also has a more complex system once you start checking its syntax guide
Thankfully, we have ways to cheat on the cost, with Runaway Steam-Kin making our one-mana cantrips free as long as we can get it up to three counters and Dreadhorde Arcanist allowing us to flash back a cheap spell to further grow our Kiln Fiend
Our modular creatures might parish, but their lives wont be forgotten as they give their counters to Syr Ginger
I cant recommend spending that much on a precon no matter how much you want the new cards, so just be cautious of the price gouging on this one
It doesnt have flying or trample, but seeing as many demon decks inflict pain as one of the themes, its an interesting addition
Flavor-wise I really like the idea of countering spells to produce mana, but unfortunately since the mana is produced after the counter spell is played, you end up with a lot of useless mana