Jeskai Ascendancy + Retraction Helix + Noncreature permanent castable for

Prerequisites

• You control at least one creature that does not have summoning sickness.
• Noncreature permanent castable for

Steps

1. 1Cast Retraction Helix by paying , targeting a creature you control without summoning sickness.
2. 2Jeskai Ascendacy's first and second abilities trigger.
3. 3Resolve the first Jeskai Ascendancy trigger, giving creatures you control +1/+1 until end of turn and untapping them.
4. 4Resolve the second Jeskai Ascendancy trigger, allowing you to loot.
5. 5If the permanent that costs can tap to add mana, activate it by tapping it, adding at least one mana.
6. 6Activate the creature by tapping it, returning the free permanent to your hand.
7. 7Cast that permanent by paying .
8. 8Repeat from step 2.

Effects

• Infinite looting
• Infinite mana creatures you control can produce
• Infinite mana the permanent cast infinite times can produce
• Infinite storm count
• Infinite untap of creatures you control
• Infinitely large creatures you control until end of turn