Activate Chromatic Star by paying {1}, tapping, and sacrificing it, adding one mana of any color.
Chromatic Star triggers, causing you to draw a card.
Activate Emry by tapping it, allowing you to cast Chromatic Star from your graveyard this turn.
Cast Chromatic Star from your graveyard by paying {0}.
Mirran Spy triggers, untapping Emry.
Repeat.

Infinite card draw

Near-infinite storm count

Near-infinite tap triggers

Emry, Lurker of the Loch

Mirran Spy

Etherium Sculptor

Chromatic Star

Announce the activation of Chromatic Star's ability, allowing you to activate mana abilities while delaying any triggered abilities until this ability has finished resolving.
Activate Mox Opal's mana ability by tapping it, adding one mana of any color.
Activate Krark-Clan Ironworks three times by sacrificing Mox Opal, Myr Retriever, and Krark-Clan Ironworks, adding six colorless mana.
Complete the activation of Chromatic Star by paying {1}, tapping it, and sacrificing it, adding one mana of any color.
When the artifacts go to the graveyard in steps 3 and 4, Myr Retriever triggers once, Scrap Trawler triggers four times, and Chromatic Star triggers once.
Resolve Chromatic Star's triggered ability, drawing a card.
Resolve Myr Retriever's triggered ability, returning Krark-Clan Ironworks from your graveyard to your hand.
Resolve Scrap Trawler's triggered ability from Krark-Clan Ironworks, returning Myr Retriever from your graveyard to your hand.
Resolve Scrap Trawler's triggered ability from Myr Retriever, returning Chromatic Star from your graveyard to your hand.
Resolve Scrap Trawler's triggered ability from Chromatic Star, returning Mox Opal from your graveyard to your hand.
The final Scrap Trawler triggered ability from Mox Opal fails to resolve due to lack of targets.
Cast Krak-Clan Ironworks, Myr Retriver, Chromatic Star, and Mox Opal by paying seven mana.
Repeat.

Near-infinite ETB

Infinite draw triggers

Near-infinite LTB

Near-infinite death triggers

Near-infinite sacrifice triggers

Krark-Clan Ironworks

Scrap Trawler

Myr Retriever

Mox Opal

Activate Chromatic Star by paying {1}, tapping and sacrificing it, adding {1}.
Chromatic Star triggers, causing you to draw a card.
Activate Emry by tapping it, allowing you to cast Chromatic Star from your graveyard this turn.
Cast Chromatic Star from your graveyard by paying {1}.
Chakram Retriever triggers, untapping Emry.
Repeat.

Chakram Retriever

Activate Chromatic Star by paying {1}, tapping and sacrificing it, adding {1}.
Chromatic Star triggers, causing you to draw a card.
Activate Emry by tapping it, allowing you to cast Chromatic Star from your graveyard this turn.
Cast Chromatic Star from your graveyard by paying {1}.
Mirran Spy triggers, untapping Emry.
Repeat.

Cloud Key

Announce the activation of Chromatic Star's second ability.
During this activation, activate Krark-Clan Ironworks twice by sacrificing Thran Dynamo and Myr Retriever, adding {C}{C}{C}{C}.
Continue activating and resolving the Chromatic Star ability, paying {1}, tapping it, and sacrificing it, adding {1}.
Scrap Trawler triggers twice, Myr Retriever triggers once, and Chromatic Star triggers once.
Resolve the Chromatic Star trigger, drawing a card.
Resolve the Scrap Trawler trigger from Myr Retriever, returning Chromatic Star from your graveyard to your hand.
Resolve the Scrap Trawler trigger from Thran Dynamo, returning Myr Retriever from your graveyard to your hand.
Resolve the Myr Retriever trigger, returning Thran Dynamo from your graveyard to your hand.
Cast Chromatic Star by paying {1}.
Cast Myr Retriever by paying {2}.
Cast Thran Dynamo by paying {4}.
Repeat.

Thran Dynamo

Helm of Awakening

Cast Chromatic Star by paying {1}.
Activate Krark-Clan Ironworks by sacrificing Chromatic Star, adding {C}{C}.
Tarrian's Soulcleaver and Chromatic Star trigger.
Resolve the Tarrian's Soulcleaver trigger, putting a +1/+1 counter on Arcbound Reclaimer.
Holding priority, activate Arcbound Reclaimer by removing a +1/+1 counter from it, putting Chromatic Star from your graveyard onto the top of your library.
Resolve the Chromatic Star trigger, causing you to draw it from the top of your library.
Repeat.

Infinite colored mana

Infinite colorless mana

Infinite storm count

Arcbound Reclaimer

Tarrian's Soulcleaver

Cast Lotus Petal from your graveyard for its retrace cost by paying {0} and discarding a land card.
Cast Chromatic Star from your graveyard for its retrace cost by paying {0} and discarding a land card.
Activate Lotus Petal by tapping and sacrificing it, adding {G}.
Cast Life from the Loam by paying {G}, returning at least two land cards from your graveyard to your hand.
Activate Chromatic Star by paying {1}, tapping and sacrificing it, adding {1}.
Chromatic Star triggers, causing you to mill three cards and return Life from the Loam from your graveyard to your hand.
Repeat.

Combos with "Chromatic Star"