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
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
$5.99 Brood Sliver Premium Deck Series: Slivers $0.99 Quick Sliver Legions $2.79 Diffusion Sliver 2015 Core Set $1.29 Crypt Sliver Legions $3.99 Cloudshredder Sliver Modern Horizons $0.69 Sentinel Sliver 2014 Core Set $1.99 Manaweft Sliver 2014 Core Set $2.79 Spiteful Sliver Modern Horizons $0.79 Predatory Sliver 2014 Core Set $0.35 Striking Sliver 2014 Core Set $0.49 Lavabelly Sliver Modern Horizons $2.29 Venom Sliver 2015 Core Set 0 results found
Two other cards in the Emerald deck that work well here are Cruella de Vil: Miserable as Usual and Mad Hatter: Gracious Host, which can both help to support hand size
I like shenanigans involving other peoples creatures, especially if Im the one causing them and I can interact at instant speed
Look for that some time before the end of the year
