Upon an initial draw, each player has one opportunity to take a mulligan, discarding and redrawing any number of cards in any attempt to optimize their start
As a card is laid onto the field, you have the option to attack or pass to the opponent
I get intense Commissioner Gordon vibes from Sram, Senior EdificerSram, Senior Edificer, and you could kinda stretch the flavor of "drawing cards" to be "giving access to classified police info"
On blocks, you turn off trample from the attacker

." A Real Handful Abandon Hope Abattoir Ghoul Aberrant Return Abhorrent Overlord Abnormal Endurance Abomination Absorb Vis Abyssal Gatekeeper Abyssal Gorestalker Abyssal Harvester Abyssal Horror Abyssal Hunter Abyssal Nightstalker Abyssal Nocturnus Abyssal Persecutor Abyssal Specter Abzan Devotee Accursed Centaur Accursed Horde Accursed Marauder Accursed Spirit Accursed Witch Acererak the Archlich Acid-Spewer Dragon Aclazotz, Deepest Betrayal Acolyte of Aclazotz Acolyte of Xathrid Acornelia, Fashionable Filcher Acquisitions Expert Activated Sleeper Ad Nauseam Addle Adorned Crocodile Adventurous Eater Aesthetic Consultation Aether Poisoner Aether Snap Aetherblade Agent Aetherborn Marauder Afflict Afterlife from the Loam Agadeem Occultist Agadeem's Awakening Agate-Blade Assassin Age of Ultron Agency Coroner Agent Venom Agent of Erebos Agent of Shauku Agent of the Fates Agent of the Iron Throne Agent of the Shadow Thieves Agents of HYDRA Aggressive Negotiations Aggressive Sabotage Aggressive Symbiosis Agonizing Demise Agonizing Memories Agonizing Remorse Agonizing Syphon Ahriman Aid the Fallen Aim for the Head Aku Djinn Akuta, Born of Ash Al Bhed Salvagers Alchemist's Assistant Alchemist's Gift Alesha's Legacy

And wild