Cast Nexus of Fate by paying {5}{U}{U}, causing you to get an extra turn after this one and shuffle it into your library.
Activate Isochron Scepter by paying {2} and tapping it, casting a copy of Vampiric Tutor without paying its mana cost.
Resolve the copy of Vampiric Tutor, searching your library for Nexus of Fate, then shuffling your library and putting Nexus of Fate on top of it, and causing you to lose 2 life.
Move to your next turn.
At the beginning of your upkeep, Palace Siege triggers, causing each opponent to lose 2 life and you to gain two life.
At the beginning of your draw step, you will draw Nexus of Fate from the top of your library.
Repeat.

Infinite turns

Skip your draw steps

Lock

Isochron Scepter

Vampiric Tutor

Nexus of Fate

Palace Siege

Cast Beacon of Tomorrows by paying {6}{U}{U}, causing you to get an extra turn after this one and shuffle it into your library.
Activate Isochron Scepter by paying {2} and tapping it, casting a copy of Vampiric Tutor without paying its mana cost.
Resolve the copy of Vampiric Tutor, searching your library for Beacon of Tomorrows, then shuffling your library and putting Beacon of Tomorrows on top of it, and causing you to lose 2 life.
Move to your next turn.
At the beginning of your upkeep, Palace Siege triggers, causing each opponent to lose 2 life and you to gain two life.
At the beginning of your draw step, you will draw Beacon of Tomorrows from the top of your library.
Repeat.

Beacon of Tomorrows

At the beginning of your upkeep, Palace Siege triggers, returning Coretapper from your graveyard to your hand.
Cast Coretapper by paying {2}.
Activate Coretapper's first ability by tapping it, putting a charge counter on Magistrate's Scepter.
Activate Coretapper's second ability by sacrificing it, putting two charge counters on Magistrate's Scepter.
Activate Magistrate's Scepter's second ability by tapping it and removing three charge counters from it, causing you to take an extra turn after this one.
Repeat each turn.

Coretapper

Magistrate's Scepter

Thousand-Year Elixir

At the beginning of your upkeep, Palace Siege and Ophiomancer trigger.
Resolve the Palace Siege trigger, causing each opponent to lose 2 life and you to gain two life.
Resolve the Ophiomancer trigger, creating a 1/1 Snake creature token.
Activate Razaketh by paying 2 life and sacrificing the Snake token, searching your library for Beacon of Tomorrows and putting it into your hand.
Cast Beacon of Tomorrows by paying {6}{U}{U}, causing you to take an extra turn after this one and shuflle Beacon of Tomorrows into your library.
Repeat each turn.

Razaketh, the Foulblooded

Ophiomancer

At the beginning of your upkeep, Palace Siege and Endless Ranks of the Dead trigger.
Resolve the Palace Siege trigger, causing each opponent to lose 2 life and you to gain two life.
Resolve the Endless Ranks of the Dead trigger, creating at least one 2/2 Zombie creature token.
Activate Razaketh by paying 2 life and sacrificing a Zombie token, searching your library for Beacon of Tomorrows and putting it into your hand.
Cast Beacon of Tomorrows by paying {6}{U}{U}, causing you to take an extra turn after this one and shuflle Beacon of Tomorrows into your library.
Repeat each turn.

Endless Ranks of the Dead

At the beginning of your upkeep, Palace Siege and Ophiomancer trigger.
Resolve the Palace Siege trigger, causing each opponent to lose 2 life and you to gain two life.
Resolve the Ophiomancer trigger, creating a 1/1 Snake creature token.
Activate Razaketh by paying 2 life and sacrificing the Snake token, searching your library for Nexus of Fate and putting it into your hand.
Cast Nexus of Fate by paying {5}{U}{U}, causing you to take an extra turn after this one and shuflle Nexus of Fate into your library.
Repeat each turn.

At the beginning of your upkeep, Palace Siege and Endless Ranks of the Dead trigger.
Resolve the Palace Siege trigger, causing each opponent to lose 2 life and you to gain two life.
Resolve the Endless Ranks of the Dead trigger, creating at least one 2/2 Zombie creature token.
Activate Razaketh by paying 2 life and sacrificing a Zombie token, searching your library for Nexus of Fate and putting it into your hand.
Cast Nexus of Fate by paying {5}{U}{U}, causing you to take an extra turn after this one and shuflle Nexus of Fate into your library.
Repeat each turn.

Combos with "Palace Siege"