How can you create a combo with Slobad, Iron Goblin, Spine of Ish Sah, Intruder Alarm, Mirrodin Besieged?
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[START OF COMBO]This combo can be formed with Slobad, Iron Goblin, Spine of Ish Sah, Intruder Alarm, Mirrodin Besieged

Color identity: UR
Mana cost: 
Steps:
  1. Activate Slobad by tapping it and sacrificing Spine of Ish Sah, adding seven {R} that can only be spent to cast artifact spells or to activate abilities of artifacts.
  2. Spine of Ish Sah leaves the battlefield, returning itself from your graveyard to your hand.
  3. Cast Spine of Ish Sah by paying {7}.
  4. Sai triggers, creating a 1/1 Myr artifact creature token.
  5. The Myr enters the battlefield, triggering Intruder Alarm, untapping all creatures.
  6. Spine of Ish Sah enters the battlefield, destroying target permanent.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - Destroy any number of permanents on each of your turns
  - Infinite creature tokens
  - Infinite enters the battlefield
  - Infinite mana creatures you control can produce
  - Infinite storm count
  - Infinite untap of all creatures[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Slobad does not have summoning sickness.
  - "Mirran" chosen with Mirrodin Besieged.
[END OF COMBO PREREQUISITES]
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