what is this thing

Creature 20

1 Academy Manufactor 1 Dauthi Voidwalker 1 Disciple of the Vault 1 Dream Devourer 1 Etali, Primal Storm 1 Florian, Voldaren Scion 1 Gonti, Lord of Luxury 1 Grim Hireling 1 Inspiring Statuary 1 Kalain, Reclusive Painter 1 Laelia, the Blade Reforged 1 Marionette Master 1 Mayhem Devil 1 Nadier's Nightblade 1 Prosper, Tome-Bound 1 Reckless Fireweaver 1 Storm-Kiln Artist 1 Tectonic Giant 1 Wild-Magic Sorcerer 1 Xorn

Planeswalker 2

1 Chandra, Torch of Defiance 1 Valki, God of Lies

Spell 43

1 Apex of Power 1 Arcane Signet 1 Bedevil 1 Blasphemous Act 1 Bolas's Citadel 1 Chaos Wand 1 Chaos Warp 1 Commander's Sphere 1 Commune with Lava 1 Cut // Ribbons 1 Deadly Dispute 1 Disrupt Decorum 1 Feed the Swarm 1 Fellwar Stone 1 Hurl Through Hell 1 Ignite the Future 1 Light Up the Stage 1 Lightning Greaves 1 Liquimetal Torque 1 Mind Stone 1 Outpost Siege 1 Poison the Cup 1 Profane Tutor 1 Rakdos Charm 1 Rakdos Signet 1 Reckless Endeavor 1 Reckless Impulse 1 Revel in Riches 1 Share the Spoils 1 Sol Ring 1 Sol Talisman 1 Stolen Strategy 1 Swiftfoot Boots 1 Talisman of Indulgence 1 Terminate 1 Theater of Horrors 1 Throes of Chaos 1 Tibalt's Trickery 1 Valakut Exploration 1 Vandalblast 1 Viridian Longbow 1 Volcanic Torrent 1 You Find Some Prisoners

Land 33

1 Bojuka Bog 1 Command Tower 1 Dragonskull Summit 1 Exotic Orchard 1 Foreboding Ruins 1 Guildless Commons 1 Mortuary Mire 10 Mountain 1 Rakdos Carnarium 1 Shadowblood Ridge 1 Smoldering Marsh 1 Spinerock Knoll 9 Swamp 1 Tainted Peak 1 Temple of Malice 1 Zhalfirin Void