The cards offered on Proxydudes.com are not authentic Magic: The Gathering (MTG) cards and are intended solely for personal, non-commercial, and non-sanctioned gameplay
What are your favorite ways to stop an opponent from casting

Madison Li 1 Rex, Cyber-Hound 1 Liberty Prime, Recharged 1 Nick Valentine, Private Eye 1 Elder Owyn Lyons 1 Curie, Emergent Intelligence 1 James, Wandering Dad 1 Shaun, Father of Synths 1 Synth Infiltrator 1 Sentinel Sarah Lyons 1 The Motherlode, Excavator 1 Red Death, Shipwrecker 1 Brotherhood Scribe 1 Paladin Danse, Steel Maverick 1 Sentry Bot 1 Robobrain War Mind 1 Assaultron Dominator 1 Synth Eradicator 1 Arcade Gannon 1 Behemoth of Vault 0 Lands (37) 4 Plains 4 Mountain 5 Island 1 Skycloud Expanse 1 Terramorphic Expanse 1 Exotic Orchard 1 Glacial Fortress 1 Evolving Wilds 1 Command Tower 1 Buried Ruin 1 Sulfur Falls 1 Clifftop Retreat 1 Temple of Enlightenment 1 Temple of Epiphany 1 Mystic Monastery 1 Myriad Landscape 1 Prairie Stream 1 Ash Barrens 1 Spire of Industry 1 Irrigated Farmland 1 Path of Ancestry 1 Razortide Bridge 1 Silverbluff Bridge 1 Rustvale Bridge 1 Treasure Vault 1 Ferrous Lake 1 HELIOS One Spells (39) 1 Swords to Plowshares 1 Sol Ring 1 Thirst for Knowledge 1 Lightning Greaves 1 Wayfarer's Bauble 1 Talisman of Progress 1 Mind Stone 1 Austere Command 1 Open the Vaults 1 Everflowing Chalice 1 Dispatch 1 Thought Vessel 1 Panharmonicon 1 Glimmer of Genius 1 Mechanized Production 1 One with the Machine 1 Crush Contraband 1 Talisman of Conviction 1 Talisman of Creativity 1 Mystic Forge 1 Arcane Signet 1 Wake the Past 1 Unexpected Windfall 1 Overencumbered 1 Intelligence Bobblehead 1 Nuka-Cola Vending Machine 1 Vault 112: Sadistic Simulation 1 T-45 Power Armor 1 C.A.M.P

Normally, tripling your damage would be something that makes your board far better at attacking and blocking and that would be enough, but because youre going to need to tap several creatures for this most of the time, youre also decreasing your chances of being able to effectively take advantage of this right away