Activate Salvaging Station by tapping it, returning Flayer Husk from your graveyard to the battlefield.
When Flayer Husk enters the battlefield, it triggers, creating a 0/0 Phyrexian Germ creature token and attaching Flayer Husk to it.
Activate Krark-Clan Ironworks by sacrificing Flayer Husk, adding {C}{C}.
The Phyrexian Germ dies as a state-based action due to having 0 toughness, triggering Salvaging Station, untapping Salvaging Station.
Repeat.

Infinite colorless mana

Infinite creature ETB

Infinite creature LTB

Infinite death triggers

Salvaging Station

Flayer Husk

Krark-Clan Ironworks

Activate Retrofitter Foundry's ability to create a servo token.
Sacrifice Retrofitter Foundry to Krark-Clan Ironworks adding {C}{C} to your mana pool.
Activate Salvaging Station to return Retrofitter Foundry to the battlefield.
Sacrifice the Servo token to Krark-Clan Ironworks adding {C}{C} to your mana pool.
Repeat.

Retrofitter Foundry

Activate Krark-Clan Ironworks by sacrificing the artifact with mana value 1 or less.
Activate Salvaging Station by tapping it, returning the artifact from your graveyard to the battlefield.
Imotekh's first ability triggers, creating two 2/2 Necron Warrior artifact creature tokens.
When the Necron Warriors enter the battlefield, Salvaging Station triggers twice, untapping Salvaging Station.
Repeat.

Infinite creature tokens

Noncreature Artifact with MV<=1

Imotekh the Stormlord

Activate Karn by paying {1}, causing any noncreature artifact with mana value one to become a 1/1 artifact creature until end of turn.
Activate Krark-Clan Ironworks by sacrificing the artifact, adding {C}{C}.
The artifact dies, triggering Salvaging Station, untapping Salvaging Station.
Activate Salvaging Station by tapping it, returning the noncreature artifact from your graveyard to the battlefield.
Repeat.

Infinite creature sacrifice triggers

Karn, Silver Golem

Activate Ashnod's Altar by sacrificing Sword of the Meek, adding {C}{C}.
Sly Requisitioner triggers, creating a 1/1 Servo artifact creature token.
Sword of the Meek triggers, returning itself from your graveyard to the battlefield attached to the Servo token.
Repeat.

Sly Requisitioner

Sword of the Meek

Activate Chimeric Coils, declaring {X} equals 1.
Allow the activation to resolve.
Sacrifice Chimeric Coils to Krark-Clan Ironworks.
Untap Salvaging Station.
Activate Salvaging Station, targeting Chimeric Coils.
Repeat.

Chimeric Coils

Activate Sol Ring by tapping it, adding {C} {C}.
Cast the permanent that can be cast using {C} by paying its mana cost.
Hullbreaker Horror triggers, returning Sol Ring from the battlefield to your hand.
Cast Sol Ring by paying {1}. 
Hullbreaker Horror triggers, returning the permanent cast in step 2 from the battlefield to your hand.
Repeat.
If the permanent can be cast by paying {0}, this combo nets infinite colorless mana.

Infinite storm count

Permanent Castable for {C}

Hullbreaker Horror

Sol Ring

Cast Sol Ring by paying its mana cost.
Tidespout Tyrant triggers, returning a nontoken permanent that can be cast using {C} from the battlefield to your hand.
Activate Sol Ring by tapping it, adding {C}{C}.
Cast the nontoken permanent returned in step 2 by paying its mana cost.
Tidespout Tyrant triggers, returning Sol Ring from the battlefield to your hand.
Repeat.

Tidespout Tyrant

Activate Origin Spellbomb by paying {1}, tapping and sacrificing it, creating a 1/1 Myr artifact creature token.
Origin Spellbomb leaves the battlefield; choose not to pay for its trigger to draw a card.
Activate Krark-Clan Ironworks by sacrificing the Myr, adding {C}{C}.
The Myr dies, triggering Salvaging Station, untapping Salvaging Station.
Activate Salvaging Station by tapping it, returning Origin Spellbomb from your graveyard to the battlefield.
Repeat.

Origin Spellbomb

Activate Salvaging Station by tapping it, returning Mandibular Kite from your graveyard to the battlefield.
When Mandibular Kite enters the battlefield, it triggers, creating a 0/0 Phyrexian Germ creature token and attaching Mandibular Kite to it.
Activate Krark-Clan Ironworks by sacrificing Mandibular Kite, adding {C}{C}.
The Phyrexian Germ dies as a state-based action due to having 0 toughness, triggering Salvaging Station, untapping Salvaging Station.
Repeat.

Mandibular Kite

Activate Salvaging Station by tapping it, putting the noncreature artifact from your graveyard onto the battlefield as a 7/7 Dinosaur creature due to Displaced Dinosaurs.
Activate Krark-Clan Ironworks by sacrificing the artifact returned in step 1.
When the artifact dies, Salvaging Station triggers, untapping Salvaging Station.
Repeat.

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