First off, Sparkhunter is a 3/4 colorless creature for three mana, which isnt all that bad given that the raw power ratio of cost to size with artifact creatures generally isnt super favorable
From classic cards to newer additions, I'll be covering all the best options for any type of mono red deck
Pick out your favorite creatures you want to bring back like Sheoldred, Whispering One, put in as many reanimation engines as you can, and youre ready to go
I like shenanigans involving other peoples creatures, especially if Im the one causing them and I can interact at instant speed
Some of the rarest cards throughout the Lorcana TCG are promo cards that have a very limited print, but also some of the most common or also promo cards, so it all depends on print quantity