Cast Out of Time by paying {1}{W}{W}.
When Out of Time enters the battlefield, it triggers, causing you to untap all creatures and phase them out until Out of Time leaves the battlefield.
Because Opalescence causes all non-Aura enchantments to become creatures, it and Out of Time also phase out.
Because Out of Time is phased out, and has no way to phase back in, all permanents phased out by it are permanently phased out.

Permanently phase out all creatures and non-Aura enchantments on the battlefield

Opalescence

Out of Time

Cast Retraction Helix by paying {U}, targeting any other creature you control without summoning sickness.
Cast Out of Time by paying {1}{W}{W}.
When Out of Time enters the battlefield, it triggers.
Holding priority, activate Sanctum Weaver by tapping it, adding at least {W}{W}{W}{W}.
Activate the creature targeted by Retraction Helix by tapping it, returning Out of Time from the battlefield to your hand.
Resolve the Out of Time trigger, untapping all creatures.
Repeat from step 2.

Infinite colored mana

Infinite mana creatures you control can produce

Infinite storm count

Infinite untap of creatures you control

Retraction Helix

Sanctum Weaver

Activate creatures you control by tapping them, adding at least {W}{W}.
Activate Emry by tapping them, allowing you to cast Out of Time from your graveyard this turn.
Cast Out of Time from your graveyard by paying {1}{W}{W}.
Out of Time enters the battlefield.
In response to its trigger, activate Krark-Clan Ironworks by sacrificing Out of Time, adding {2}.
Resolve Out of Time's trigger, untapping all creatures then failing to phase them out since Out of Time has left the battlefield.
Repeat.

Infinite colorless mana

Infinite death triggers

Infinite ETB

Infinite LTB

Infinite sacrifice triggers

Encroaching Mycosynth

Emry, Lurker of the Loch

Krark-Clan Ironworks

Cast Volcano Hellion by paying {2}{R}{R}.
When Volcano Hellion enters the battlefield, it triggers, dealing an arbitrarily large amount of damage to you and Volcano Hellion.
Instead of you losing the game as a state-based action, Lich's Mirror causes you to shuffle your hand, graveyard and all permanents you own into your library, causing Rhox Faithmender to return to the battlefield as Out of Time leaves the battlefield, and causing you to gain life equal to twice the amount of damage dealt to you plus 40.

Infinite lifegain

Volcano Hellion

Lich's Mirror

Rhox Faithmender

Cast Retraction Helix by paying {U}, targeting any other creature you control without summoning sickness.
Cast Out of Time by paying {1}{W}{W}.
When Out of Time enters the battlefield, it triggers.
Holding priority, activate Selvala by paying {G} and tapping it, adding at least {2}{G}{W}{W}.
Activate the creature targeted by Retraction Helix by tapping it, returning Out of Time from the battlefield to your hand.
Resolve the Out of Time trigger, untapping all creatures.
Repeat from step 2.

Selvala, Heart of the Wilds

Cast Banishing Knack by paying {U}, targeting any other creature you control without summoning sickness.
Cast Out of Time by paying {1}{W}{W}.
When Out of Time enters the battlefield, it triggers.
Holding priority, activate Sanctum Weaver by tapping it, adding at least {W}{W}{W}{W}.
Activate the creature targeted by Retraction Helix by tapping it, returning Out of Time from the battlefield to your hand.
Resolve the Out of Time trigger, untapping all creatures.
Repeat from step 2.

Banishing Knack

Cast Banishing Knack by paying {U}, targeting any other creature you control without summoning sickness.
Cast Out of Time by paying {1}{W}{W}.
When Out of Time enters the battlefield, it triggers.
Holding priority, activate Selvala by paying {G} and tapping it, adding at least {2}{G}{W}{W}.
Activate the creature targeted by Retraction Helix by tapping it, returning Out of Time from the battlefield to your hand.
Resolve the Out of Time trigger, untapping all creatures.
Repeat from step 2.

Combos with "Out of Time"