Like most Magic: The Gathering cards, the value of Rules Lawyer depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Judge Gift Cards 2017)
There are also a handful of one-off mechanics and keywords that appear on Silverquills students, staff, and spells
Well, if you don't already have a local shop you frequent, be sure to check out the store locator to find one near you
And just in case, since protection is a tricky keyword: The bonuses that Sword of Fire and Ice provide do have synergy protection from a color not only protects against removal, but also lets you bypass blockers from that color
While Pokemon fans cant get enough of them, they seem to be particularly eager for the Obsidian Flames and the Ruler of the Black Flame sets
Sinister Gnarlbark is probably one of your best targets here, and Doran, the Siege Tower isnt bad either