For now, let's take a look at the rarities, what they are, what they mean, and how to tell them apart
I quite like the first three, but Mysidian Elder and Queen Brahne are pretty weak cards
What cards get Pokmon Tool bonuses

Advanced Search Sets Random Syntax Al-abara's Carpet Angel's Trumpet Appetite for Brains Appetite for the Unnatural Archangel Elspeth Archers' Parapet Astrid Peth Blood Pet Blood Petal Celebrant Carpet of Flowers Carpet of Flowers Coercive Impetus Coffin Puppets Creepy Puppeteer Dark Petition Demonic Appetite Dralnu's Pet Dramatist's Puppet Eliminate the Competition Elspeth Conquers Death Elspeth Resplendent Elspeth Tirel Elspeth's Devotee Elspeth's Nightmare Elspeth's Smite Elspeth's Talent Elspeth, Knight-Errant Elspeth, Storm Slayer Elspeth, Sun's Champion Elspeth, Sun's Nemesis Elspeth, Undaunted Hero Exotic Pets Fairgrounds Trumpeter Felhide Petrifier Feral Appetite Flying Carpet Ghoulish Impetus Gixian Puppeteer Grim Poppet Imaginary Pet Impetuous Devils Impetuous Protege Impetuous Sunchaser Incriminating Impetus Infernal Pet Inquisitive Puppet Insatiable Appetite Jagged Poppet Kingpin's Pet Lotus Petal Martial Impetus Momo, Playful Pet Muraganda Petroglyphs Parapet Parapet Thrasher Parapet Watchers Parasitic Impetus Perpetual Timepiece Persistent Petitioners Pet Avengers Pet Project Petalmane Baku Petals of Insight Peter Parker Peter Parker's Camera Petra Sphinx Petradon Petrahydrox Petravark Petrified Field Petrified Hamlet Petrified Plating

Players will get lots of value from creature deaths as they can use their experience counters to give all creatures they control +X/+X until the end of the turn where X is the amount of experience counters they have