The times under are in HST in case the converted times do not appear
It wouldn't be #MTGMystery without some weird, wild, and very strong, Playtest cards

Advanced Search Sets Random Syntax Aberrant Mind Sorcerer Aberrant Researcher Animist's Awakening Aquatic Alchemist Aquatic Alchemist Arcane Bombardment Arcane Heist Arcane Infusion Arcane Proxy Archaeomancer Archmage's Newt Arclight Phoenix Ardent Dustspeaker Ardent Elementalist Backdraft Hellkite Beacon Bolt Bedlam Reveler Biblioplex Assistant Blitz of the Thunder-Raptor Bloodfeather Phoenix Bloodfire Enforcers Bloodthirsty Adversary Bloodwater Entity Blue Mage's Cane Bond of Insight Bsium Strip Calculated Dismissal Call to Mind Candlekeep Inspiration Chakra Meditation Chancellor of the Spires Chandra Ablaze Chandra's Phoenix Chandra, Acolyte of Flame Chandra, Flame's Catalyst Chandra, Heart of Fire Charmbreaker Devils Cormela, Glamour Thief Cosmic Epiphany Counterpoint Crackling Drake Cryptic Serpent Curious Homunculus Cyclops Electromancer Daring Waverider Dark Dabbling Dark Petition Deathrite Shaman Deluxe Dragster Demilich Diluvian Primordial Dire Fleet Daredevil Disciple of the Ring Divergent Equation Diviner of Mist Donnie & April, Adorkable Duo Draconic Intervention Dralnu, Lich Lord Dreadhorde Arcanist Dryad Militant Eddymurk Crab Efreet Flamepainter Emet-Selch of the Third Seat Enigma Drake Epic Experiment Eris, Roar of the Storm Ethereal Forager Exalted Flamer of Tzeentch Experimental Overload Exquisite Firecraft Extus, Oriq Overlord Fandaniel, Telophoroi Ascian

For reference, heres what recent sets guarantee per box: VSTAR Universe : 1 SAR + 1 SR Energy + 3 AR + 1 K-Radiant Terastal Fest ex : 1 SAR + 1 ACE SPEC + 3 Reverse Holo + 9 RR MEGA Dream ex : 1 MA + 1 SR + 1 Item SR + 3 AR These arent probabilities theyre guarantees
Could it be Gyruda, Doom of Depths, with the help of Satyr Wayfinder and Cabal Coffers