If theyre not available at your LGS then you can easily find them on sale on Amazon individually or as a bulk set of four
Naturally, you'll want a deck full of angels, demons, and dragons to back Kaalia up
If your mana was used for a dork then it gets a permanent +1/+1 boost from a counter, and over time that could be quite powerful
The real problem rests within the quality of the cards, both the payoffs and the spells
There have been numerous variants of it over the years, but regardless of whether youre kicking in Dominaria or Zendikar, or even helping Chun-Li with multikicker, theres a lot to learn about this deceptively simply keyword
Check out the full MtG-Multiverse planar entry for Ikoria to learn more