Blackwings could easily wipe the field of Monsters, and go in for the OTK with their powerful Synchro Monsters
C Common Destiny HERO - Dread Servant X DARK Level 3 [ WarriorEffect ] ATK 400 DEF 700 If this card is Normal Summoned: Place 1 Clock Counter on each "Clock Tower Prison"
Its pretty trivial to win with, and immediately provokes players when it shows up in the command zone
Assert Authority Blinkmoth Infusion Broodstar Chiss-Goria, Forge Tyrant Chromescale Drake Demonic Junker Don & Raph, Hard Science Emry, Lurker of the Loch Ethersworn Sphinx Frogmite Frogmyr Enforcer Furnace Dragon Furnace Hellkite Gearseeker Serpent Icebreaker Kraken Imskir Iron-Eater Into Thin Air Krang, Master Mind Lens Flare Memory Guardian Mycosynth Golem Myr Enforcer Panther Robot Plated Onslaught Quicksilver Behemoth Qumulox Reality Heist Refurbished Familiar Saheeli, the Gifted Sami, Wildcat Captain Scale of Chiss-Goria Slag Strider Sojourner's Companion Somber Hoverguard Steelfin Whale Tezzeret, Master of the Bridge Thought Monitor Thoughtcast Tooth of Chiss-Goria Utrom Monitor Valkyrie Aerial Unit Voyage Home
The cards that are legal for play for the Structure Deck Release Celebration will depend on the format selected by the OTS
Im already casting covetous glances over at the Dunwich Legacy expansion