You are hard-pressed to find a better answer to a sweeping damage effect or removal spell
If your opponent opens up with a fetch land and passes the turn and you have a Stifle in hand, dropping a blue mana-producing land and waiting for your opponent to activate their fetch is a sound play

Bonus: Tivit, Seller of Secrets Commander Deck Tivit, Seller of Secrets | Illustration by Chris Rahn Commander (1) Planeswalkers (4) Ashiok, Dream Render Sorin, Grim Nemesis Tamiyo, the Moon Sage Teferi, Time Raveler Creatures (25) Academy Manufactor Archon of Coronation Ashen Rider Avacyn, Angel of Hope Ballot Broker Brago's Representative Brago, King Eternal Canal Courier Deadeye Navigator Displacer Kitten Drannith Magistrate Grand Arbiter Augustin IV Kambal, Profiteering Mayor Lotho, Corrupt Shirriff Magister of Worth Marionette Master Marneus Calgar Mirkwood Bats Mondrak, Glory Dominus Peregrine Drake Phyrexian Metamorph Priest of Fell Rites Sheoldred Spelltithe Enforcer Tataru Taru Instants (10) An Offer You Can't Refuse Anguished Unmaking Arcane Denial Brainstorm Dovin's Veto Enlightened Tutor Nexus of Fate Otherworldly Gaze Swords to Plowshares Void Rend Sorceries (13) Austere Command Capital Punishment Council's Judgment Damnation Day of Judgment Expropriate Fractured Identity Path of the Enigma Path of the Ghosthunter Path of the Schemer Plea for Power Ponder Wrath of God Enchantments (4) Anointed Procession Ghostly Prison Rhystic Study Smothering Tithe Artifacts (6) Arcane Signet Ichor Elixir Sol Ring Strionic Resonator Swiftfoot Boots Time Sieve Lands (37) Command Tower Exotic Orchard Glacial Fortress Island x10 Obscura Storefront Plains x8 Port Town Prairie Stream Raffine's Tower Reliquary Tower Sunken Hollow Swamp x9 Throne of the High City This Tivit, Seller of Secrets EDH deck is focused on slowing things down with removal, counterspells, and stax pieces like Grand Arbiter Augustin IV and Drannith Magistrate until you can get advantages in the later game with your powerful and expensive spells

#16 Well it's a street date, and if the company that released dated products care to, they can take action against said store/company if they break date
Moving a card from any location to the Main Deck is considered returning it to the Deck, regardless of whether it is shuffled into the Deck, or placed on the top or bottom of the Deck
Pokmon TCG Collecting FAQ Whats the best way to start collecting Pokmon cards