How can you create a combo with Isochron Scepter, Vampiric Tutor, Beacon of Tomorrows, Palace Siege?
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[START OF COMBO]This combo can be formed with Isochron Scepter, Vampiric Tutor, Beacon of Tomorrows, Palace Siege

Color identity: UB
Mana cost: {8}{U}{U} each turn
Steps:
  1. 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.
  2. Activate Isochron Scepter by paying {2} and tapping it, casting a copy of Vampiric Tutor without paying its mana cost.
  3. 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.
  4. Move to your next turn.
  5. At the beginning of your upkeep, Palace Siege triggers, causing each opponent to lose 2 life and you to gain two life.
  6. At the beginning of your draw step, you will draw Beacon of Tomorrows from the top of your library.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite turns
  - Skip your draw step[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Isochron Scepter must be on the battlefield
  - Vampiric Tutor must be exiled
  - Beacon of Tomorrows must be in your hand
  - Palace Siege must be on the battlefield
  - "Dragons" chosen with Palace Siege.
  - Your life total is at least three.
[END OF COMBO PREREQUISITES]
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