Just wanted to share this game (6121363), which I won despite the fact that my opponent opened Cultist and gave me all the Ruins before I was able to buy my first $5 card.
Turn 1 - AJD
A plays 4 Coppers.
A buys and gains an Ironmonger.
A draws 3 Coppers, a Hovel and a Necropolis.
Turn 1 - KAKEDASU
K plays a Necropolis.
K plays 2 Coppers.
K buys and gains a Raze.
K draws 5 Coppers.
Turn 2 - AJD
A plays 3 Coppers.
A buys and gains an Ambassador.
A shuffles their deck.
A draws 3 Coppers, an Ambassador and an Overgrown Estate.
Turn 2 - KAKEDASU
K plays 5 Coppers.
K buys and gains a Cultist.
K shuffles their deck.
K draws 3 Coppers, a Cultist and an Overgrown Estate.
Turn 3 - AJD
A plays an Ambassador.
A returns 2 Coppers to the Copper pile.
K gains a Copper.
A draws 3 Coppers, an Ironmonger and a Necropolis.
Turn 3 - KAKEDASU
K plays a Cultist.
K draws 2 Coppers.
A gains a Ruined Library.
K plays 5 Coppers.
K buys and gains a Cultist.
K draws 2 Coppers, a Hovel, a Necropolis and a Raze.
Turn 4 - AJD
A plays an Ironmonger.
A draws a Hovel.
A reveals a Copper.
A discards a Copper.
A plays 3 Coppers.
A buys and gains an Ironmonger.
A shuffles their deck.
A draws 3 Coppers, an Ambassador and a Hovel.
Turn 4 - KAKEDASU
K plays a Raze.
K trashes a Hovel.
K shuffles their deck.
K looks at a Copper.
K puts a Copper into their hand.
K plays a Necropolis.
K plays 3 Coppers.
K buys and gains a Silver.
K draws 3 Coppers, a Cultist and an Overgrown Estate.
Turn 5 - AJD
A plays an Ambassador.
A returns 2 Coppers to the Copper pile.
K gains a Copper.
A draws 2 Coppers, an Ironmonger, a Necropolis and a Ruined Library.
Turn 5 - KAKEDASU
K plays a Cultist.
K draws 2 Coppers.
A gains a Ruined Market.
K plays 5 Coppers.
K buys and gains a Cultist.
K shuffles their deck.
K draws 2 Coppers, a Cultist, an Overgrown Estate and a Raze.
Turn 6 - AJD
A plays an Ironmonger.
A draws an Overgrown Estate.
A reveals an Ironmonger.
A topdecks an Ironmonger.
A plays 2 Coppers.
A buys and gains a Raze.
A shuffles their deck.
A draws an Ambassador, a Hovel, 2 Ironmongers and a Ruined Market.
Turn 6 - KAKEDASU
K plays a Raze.
K trashes an Overgrown Estate.
K draws a Cultist.
K looks at a Copper.
K puts a Copper into their hand.
K plays a Cultist.
K draws a Copper and a Cultist.
A gains a Ruined Library.
K plays a Cultist.
K draws 2 Coppers.
A gains an Abandoned Mine.
K plays a Cultist.
K draws a Copper and a Silver.
A gains an Abandoned Mine.
K plays a Silver and 7 Coppers.
K buys and gains a Gold.
K shuffles their deck.
K draws 4 Coppers and a Necropolis.
Turn 7 - AJD
A plays an Ironmonger.
A draws a Necropolis.
A reveals a Copper.
A discards a Copper.
A plays an Ironmonger.
A draws a Ruined Library.
A reveals an Overgrown Estate.
A discards an Overgrown Estate.
A draws a Raze.
A plays a Raze.
A trashes a Hovel.
A looks at a Copper.
A puts a Copper into their hand.
A plays a Necropolis.
A plays a Ruined Library.
A draws a Copper.
A plays an Ambassador.
A returns a Ruined Market to the Ruins pile.
K gains a Ruined Market.
A plays 2 Coppers.
A buys and gains a Silver.
A shuffles their deck.
A draws 2 Coppers, an Ironmonger, an Overgrown Estate and a Ruined Library.
Turn 7 - KAKEDASU
K plays 4 Coppers.
K buys and gains an Ironmonger.
K draws 2 Coppers, 2 Cultists and a Raze.
Turn 8 - AJD
A plays an Ironmonger.
A draws an Ambassador.
A reveals an Ironmonger.
A topdecks an Ironmonger.
A plays a Ruined Library.
A draws an Ironmonger.
A plays an Ironmonger.
A draws a Copper.
A reveals an Abandoned Mine.
A discards an Abandoned Mine.
A plays an Ambassador.
K gains a Copper.
A plays 3 Coppers.
A buys and gains a Silver.
A draws a Silver, an Abandoned Mine, a Necropolis, a Ruined Library and a Raze.
Turn 8 - KAKEDASU
K plays a Raze.
K trashes a Copper.
K plays a Cultist.
K draws a Silver and a Gold.
A gains a Ruined Market.
K plays a Cultist.
K draws a Copper and a Cultist.
A gains a Ruined Market.
K plays a Cultist.
K draws 2 Coppers.
A gains a Ruined Library.
K plays a Silver, a Gold and 4 Coppers.
K buys and gains a Province.
K shuffles their deck.
K draws 2 Coppers, a Silver, a Province and a Ruined Market.
Turn 9 - AJD
A plays a Necropolis.
A plays a Ruined Library.
A shuffles their deck.
A draws an Overgrown Estate.
A plays a Raze.
A trashes an Overgrown Estate.
A draws a Copper.
A looks at an Abandoned Mine.
A puts an Abandoned Mine into their hand.
A plays an Abandoned Mine.
A plays a Silver and a Copper.
A buys and gains a Silver.
A draws a Copper, an Ironmonger, a Ruined Library and 2 Ruined Markets.
Turn 9 - KAKEDASU
K plays a Ruined Market.
K plays a Silver and 2 Coppers.
K buys and gains an Ironmonger.
K draws 3 Coppers and 2 Cultists.
Turn 10 - AJD
A plays an Ironmonger.
A draws a Silver.
A reveals an Ironmonger.
A topdecks an Ironmonger.
A plays a Ruined Library.
A draws an Ironmonger.
A plays an Ironmonger.
A draws a Ruined Library.
A reveals an Ambassador.
A topdecks an Ambassador.
A plays a Ruined Library.
A draws an Ambassador.
A plays an Ambassador.
A returns 2 Ruined Markets to the Ruins pile.
K gains a Ruined Market.
A plays a Silver and a Copper.
A buys and gains a Silver.
A shuffles their deck.
A draws 3 Coppers, an Ironmonger and a Ruined Library.
Turn 10 - KAKEDASU
K plays a Cultist.
K draws a Copper and an Ironmonger.
A gains a Ruined Market.
K plays a Cultist.
K draws a Cultist and a Necropolis.
A gains an Abandoned Mine.
K plays a Cultist.
K draws a Copper and a Raze.
A gains an Abandoned Mine.
K plays 5 Coppers.
K buys and gains a Governor.
K shuffles their deck.
K draws 2 Coppers, a Silver, a Gold and a Ruined Market.
Turn 11 - AJD
A plays an Ironmonger.
A draws an Abandoned Mine.
A reveals a Necropolis.
A discards a Necropolis.
A plays a Ruined Library.
A draws an Abandoned Mine.
A plays an Abandoned Mine.
A plays 3 Coppers.
A buys and gains an Ironmonger.
A draws 3 Silvers, an Ambassador and a Ruined Library.
Turn 11 - KAKEDASU
K plays a Ruined Market.
K plays a Silver, a Gold and 2 Coppers.
K buys and gains a Gold.
K draws a Copper, a Province, a Cultist, an Ironmonger and a Necropolis.
Turn 12 - AJD
A plays an Ambassador.
A returns a Ruined Library to the Ruins pile.
K gains a Ruined Library.
A plays 3 Silvers.
A buys and gains a Governor.
A shuffles their deck.
A draws 2 Silvers, an Ironmonger, a Ruined Library and a Raze.
Turn 12 - KAKEDASU
K plays an Ironmonger.
K draws a Copper.
K reveals a Copper.
K discards a Copper.
K plays a Necropolis.
K plays a Cultist.
K draws a Copper and a Raze.
K plays a Raze.
K trashes a Raze.
K looks at a Copper and an Ironmonger.
K puts an Ironmonger into their hand.
K discards a Copper.
K plays an Ironmonger.
K draws a Ruined Market.
K reveals a Cultist.
K topdecks a Cultist.
K plays a Ruined Market.
K plays 3 Coppers.
K buys and gains an Ambassador.
K draws 2 Coppers, 2 Cultists and a Governor.
Turn 13 - AJD
A plays an Ironmonger.
A draws an Ironmonger.
A reveals a Ruined Library.
A discards a Ruined Library.
A plays an Ironmonger.
A draws a Copper.
A reveals an Ironmonger.
A topdecks an Ironmonger.
A plays a Ruined Library.
A draws an Ironmonger.
A plays an Ironmonger.
A draws an Abandoned Mine.
A reveals a Silver.
A topdecks a Silver.
A plays a Raze.
A trashes an Abandoned Mine.
A plays 2 Silvers and a Copper.
A buys and gains a Governor.
A draws a Silver, 3 Abandoned Mines and a Ruined Market.
Turn 13 - KAKEDASU
K plays a Governor.
K shuffles their deck.
K draws 2 Coppers and an Ironmonger.
A draws a Governor.
K plays an Ironmonger.
K draws a Copper.
K reveals a Cultist.
K topdecks a Cultist.
K plays a Cultist.
K draws a Cultist and a Necropolis.
K plays a Cultist.
K draws a Silver and a Ruined Market.
K plays a Cultist.
K draws 2 Coppers.
K plays a Necropolis.
K plays a Ruined Market.
K plays a Silver and 7 Coppers.
K buys and gains a Province.
K draws 2 Coppers, a Gold, a Province and a Ruined Library.
Turn 14 - AJD
A plays a Governor.
A gains a Gold.
K gains a Silver.
A plays an Abandoned Mine.
A plays a Silver.
A buys and gains a Tunnel.
A draws 2 Coppers, a Silver, an Ambassador and a Necropolis.
Turn 14 - KAKEDASU
K plays a Ruined Library.
K draws a Ruined Market.
K plays a Gold and 2 Coppers.
K buys and gains a Governor.
K shuffles their deck.
K draws a Gold, an Ambassador, a Cultist, an Ironmonger and a Governor.
Turn 15 - AJD
A plays an Ambassador.
A returns 2 Coppers to the Copper pile.
K gains a Copper.
A plays a Silver.
A buys and gains a Raze.
A shuffles their deck.
A draws a Silver, an Abandoned Mine, an Ironmonger, a Necropolis and a Ruined Market.
Turn 15 - KAKEDASU
K plays an Ironmonger.
K draws a Copper.
K reveals a Copper.
K discards a Copper.
K plays a Governor.
K draws a Province, a Cultist and a Necropolis.
A draws a Silver.
K plays a Necropolis.
K plays a Cultist.
K draws an Ironmonger and a Governor.
K plays a Cultist.
K draws 2 Silvers.
K plays an Ironmonger.
K draws a Copper.
K reveals a Copper.
K discards a Copper.
K plays a Governor.
K draws a Copper, a Gold and a Ruined Market.
A draws an Ironmonger.
K plays an Ambassador.
K returns a Ruined Market to the Ruins pile.
A gains a Ruined Market.
K plays 2 Silvers, 2 Golds and 3 Coppers.
K buys and gains a Province.
K draws 3 Coppers, a Ruined Library and a Ruined Market.
Turn 16 - AJD
A plays an Ironmonger.
A draws a Governor.
A reveals a Governor.
A topdecks a Governor.
A plays an Ironmonger.
A draws a Governor.
A reveals a Tunnel.
A discards a Tunnel.
A reacts with a Tunnel.
A reveals a Tunnel.
A gains a Gold.
A draws a Silver.
A plays a Governor.
A draws a Copper, a Silver and a Raze.
K draws a Copper.
A plays a Raze.
A trashes an Abandoned Mine.
A plays a Governor.
A trashes a Ruined Market.
A gains a Raze.
K trashes a Ruined Library.
A plays 4 Silvers and a Copper.
A buys and gains a Province.
A draws a Gold, an Ambassador, an Abandoned Mine, an Ironmonger and a Ruined Library.
Turn 16 - KAKEDASU
K plays a Ruined Market.
K plays 4 Coppers.
K buys and gains an Ironmonger.
K shuffles their deck.
K draws 2 Provinces, an Ambassador, a Cultist and a Ruined Market.
Turn 17 - AJD
A plays an Ironmonger.
A draws a Raze.
A reveals a Ruined Library.
A discards a Ruined Library.
A plays a Raze.
A trashes a Ruined Library.
A plays an Ambassador.
A returns an Abandoned Mine to the Ruins pile.
K gains an Abandoned Mine.
A plays a Gold.
A buys and gains a Tunnel.
A shuffles their deck.
A draws an Abandoned Mine, an Ironmonger, a Ruined Market, a Raze and a Governor.
Turn 17 - KAKEDASU
K plays an Ambassador.
K returns a Ruined Market to the Ruins pile.
A gains a Ruined Market.
K draws 2 Coppers, a Gold, a Cultist and an Ironmonger.
Turn 18 - AJD
A plays an Ironmonger.
A draws a Tunnel.
A reveals an Ironmonger.
A topdecks an Ironmonger.
A plays a Raze.
A trashes a Ruined Market.
A plays a Governor.
A draws a Silver, a Gold and an Ironmonger.
K draws an Ironmonger.
A plays an Ironmonger.
A draws a Tunnel.
A reveals a Province.
A discards a Province.
A draws a Silver.
A plays an Abandoned Mine.
A plays 2 Silvers and a Gold.
A buys and gains a Province.
A draws a Silver, a Gold, a Necropolis, a Ruined Library and a Governor.
Turn 18 - KAKEDASU
K plays an Ironmonger.
K draws an Ironmonger.
K reveals a Cultist.
K topdecks a Cultist.
K plays an Ironmonger.
K draws a Cultist.
K reveals a Gold.
K topdecks a Gold.
K plays an Ironmonger.
K draws a Gold.
K reveals a Copper.
K topdecks a Copper.
K plays a Cultist.
K draws 2 Coppers.
K plays a Cultist.
K draws a Copper and a Silver.
K plays a Silver, 2 Golds and 5 Coppers.
K buys and gains a Province.
K draws 2 Coppers, a Silver, a Province and a Governor.
Turn 19 - AJD
A plays a Necropolis.
A plays a Ruined Library.
A draws a Copper.
A plays a Governor.
A draws an Ironmonger and 2 Razes.
K draws a Necropolis.
A plays an Ironmonger.
A draws a Silver.
A reveals an Ambassador.
A topdecks an Ambassador.
A plays 2 Silvers, a Gold and a Copper.
A buys and gains a Province.
A shuffles their deck.
A draws a Silver, an Ambassador, a Tunnel, an Ironmonger and a Governor.
Turn 19 - KAKEDASU
K plays a Governor.
K draws 2 Coppers and a Governor.
A draws a Necropolis.
K plays a Governor.
K shuffles their deck.
K draws a Copper and 2 Provinces.
A draws a Silver.
K plays a Necropolis.
K plays a Silver and 5 Coppers.
K buys and gains a Duchy.
K draws a Copper, an Ambassador, 2 Cultists and an Ironmonger.
Turn 20 - AJD
A plays an Ironmonger.
A draws an Ironmonger.
A reveals a Copper.
A discards a Copper.
A plays an Ironmonger.
A draws a Province.
A reveals a Province.
A discards a Province.
A draws a Province.
A plays a Governor.
A draws 2 Razes and a Governor.
K draws a Copper.
A plays a Raze.
A trashes an Ambassador.
A looks at a Silver, an Abandoned Mine and a Ruined Library.
A puts a Silver into their hand.
A discards an Abandoned Mine and a Ruined Library.
A plays a Governor.
A draws a Silver, a Gold and an Ironmonger.
K draws a Gold.
A plays an Ironmonger.
A draws a Tunnel.
A reveals a Raze.
A discards a Raze.
A plays a Raze.
A trashes a Raze.
A looks at a Gold and a Ruined Market.
A puts a Ruined Market into their hand.
A discards a Gold.
A plays a Ruined Market.
A plays 4 Silvers and a Gold.
A buys and gains a Province and a Tunnel.
A shuffles their deck.
A draws a Province, 2 Ironmongers, a Raze and a Governor.
(Possibly just a testament to the power of Ambassador—even in a Shelters game.)