How can you create a combo with Abandoned Sarcophagus, Infinite Reflection, Phyrexian Altar, Sandbar Merfolk?
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[START OF COMBO]This combo can be formed with Abandoned Sarcophagus, Infinite Reflection, Phyrexian Altar, Sandbar Merfolk

Color identity: U
Mana cost: {U}
Steps:
  1. Cast Sandbar Merfolk either from your hand or from your graveyard by paying {U}, causing it to enter the battlefield as a copy of the creature with Infinite Reflection attached.
  2. Activate Phyrexian Altar by sacrificing Sandbar Merfolk, adding {U}.
  3. If you cast Sandbar Merfolk from your graveyard, Sandbar Merfolk is not exiled by Abandoned Sarcophagus due to Infinite Reflection removing Sandbar Merfolk's cycling ability.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Abandoned Sarcophagus must be on the battlefield
  - Infinite Reflection must be on the battlefield
  - Phyrexian Altar must be on the battlefield
  - Sandbar Merfolk must be in your hand or in the graveyard
  - Infinite Reflection attached to any creature you control that does not have a cycling ability.
[END OF COMBO PREREQUISITES]
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