The table below breaks down all new-to-Standard cards across the 331 submitted decklists

Advanced Search Sets Random Syntax Abstruse Archaic Academic Probation Arachnus Web Archon of the Triumvirate Arrest Avacyn's Collar, the Symbol of Her Church (playtest) Ayesha Tanaka Azorius Arrester Azorius Guildmage Azorius Justiciar Bind Bind (playtest) Bound in Gold Braided Net Brown Ouphe Clarion Conqueror Collector Ouphe Cursed Totem Damping Matrix Deadlock Trap Demotion Desert's Hold Detainment Spell Detention Vortex Disallow Disruptor Flute Dovin Baan Drana and Linvala Echo, Perceptive Prodigy Edifice of Authority Encrust Faith's Fetters Gelid Shackles Gobsmacked Gogo, Master of Mimicry Hold for Questioning Ice Cage Inaction Injunction Intercessor's Arrest Interdict Isperia's Skywatch Kang the Conqueror Karn, the Great Creator Katabatic Winds Koma, Cosmos Serpent Koma, Cosmos Serpent Krasis Incubation Lavinia of the Tenth Lawmage's Binding Linvala, Keeper of Silence Linvala, Shield of Sea Gate Lost in Thought Lyev Decree Lyev Skyknight Martial Law Mythos of Vadrok Nahiri's Binding New Prahv Guildmage Null Rod One Thousand Lashes Ouphe Vandals Peace Talks Petrified Hamlet Petrify Phyrexian Revoker Pithing Needle Planar Disruption Prison Sentence Prison Term Quagnoth Realmbreaker's Grasp Repudiate // Replicate

(From WOTC) At the beginning of the game (after mulligans have been taken), the starting player turns the top card of the planar deck face up and its effects become present in the game
Raul Porojan's recent victory at Magic Spotlight: Modern highlighted the deck's intricate gameplay, fair matchups across the board, and ability to outvalue opponents over time