They were rare, with pull chances listed at about 1 in 300
Active Volcano Aether Spellbomb Ally Encampment Barrin Chthonian Nightmare Consign // Oblivion Crystal Shard Dead // Gone Decoction Module Diabolic Servitude Disturbing Plot Endbringer's Revel Erratic Portal Far // Away Ghitu Amplifier Grave Scrabbler Ingenuity Engine Karakas Kogla, the Titan Ape Neurok Replica Nightscape Master Nyla, Shirshu Sleuth Ogre Savant Otawara, Soaring City Pulse of Murasa Recurring Nightmare Revive the Fallen Riptide Laboratory Scalding Viper Sedraxis Alchemist Seedling Charm Spellscorn Coven Sticky Kavu Daredevil Stingscourger Surgical Skullbomb Takenuma Urborg Emissary Wastescape Battlemage
You can copy the second ability when non-tokens enter the battlefield, but you cant copy the first ability which chooses the type of counter Denry Klin has when it enters
By using his -5 ability, you will get to create 2 additional Jace, Cunning Castaway tokens
Pandemonium is a bit of both, allowing you to deal damage each time Norin nopes out, but also allowing your opponents a chance to deal serious damage, making the game feel a lot more dangerous
Misprints, miscuts, crimps, alters, and/or foils will continue to be at least sometimes tournament playable in some form or another