If you cast the main spell then it resolves and acts as a normal card would
The Meathook Massacre In its first-ever reprint, The Meathook Massacre is one of blacks most effective sweepers
What this really is is a cheap, one-mana spell that provides a bit of security on your turn for your commander, making it a lot less likely that you get two-for-oned when you cast something like Assault StrobeAssault Strobe or Violent UrgeViolent Urge on ElshaElsha and invite in the removal
What a fun wrath
Once the game data is loaded youll be presented with the opening screen (usually showing the most current expansion)

Alchemist's Gambit All in Good Time Alrund's Epiphany Avatar Kuruk Capture of Jingzhou Chance for Glory Emrakul, the Aeons Torn Expropriate Final Fortune Frenetic Efreet Avatar Gonti's Aether Heart Ichormoon Gauntlet Kang the Conqueror Last Chance Lighthouse Chronologist Lost Isle Calling Magistrate's Scepter Magosi, the Waterveil Medomai the Ageless Mu Yanling Nexus of Fate Notorious Throng Otaria Part the Waterveil Perch Protection Phone a Friend Plea for Power Ral Zarek Regenerations Restored Rise of the Eldrazi Sage of Hours Savor the Moment Search the City Second Chance Seedtime Stitch in Time Teferi, Master of Time Teferi, Timebender Temporal Extortion Temporal Manipulation Temporal Mastery Temporal Trespass Time Bends to My Will Time Sidewalk (playtest) Time Sieve Time Vault Time Walk Timestream Navigator Twice Upon a Time Ugin's Nexus Ultimecia, Omnipotent Wanderwine Prophets Warrior's Oath Wormfang Manta