Slobad, Iron Goblin, Spine of Ish Sah, Intruder Alarm, and March of the Machines

Prerequisites

• Slobad, Iron Goblin on the battlefield
• Spine of Ish Sah on the battlefield
• Intruder Alarm on the battlefield
• March of the Machines on the battlefield
• Slobad does not have summoning sickness

Steps

1. Activate Slobad by tapping it and sacrificing Spine of Ish Sah, adding seven 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
4. Spine of Ish Sah enters the battlefield as a creature due to March of the Machines, triggering itself and Intruder Alarm
5. Resolve the Intruder Alarm trigger, untapping all creatures
6. Resolve the Spine of Ish Sah trigger, destroying target permanent
7. Repeat

Results

• Destroy any number of permanents on each of your turns
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite sacrifice triggers
• Infinite storm count
• Infinite untap of all creatures