Activate Osteomancer Adept by tapping it, allowing you to cast creature spells from your graveyard this turn by foraging in addition to the spell's other costs.
Cast Gilded Goose from your graveyard by paying {G} and sacrificing a Food, causing it to not enter the battlefield with a finality counter on it due to Solemnity.
When Gilded Goose enters the battlefield, it triggers, creating a Food token.
Activate Phyrexian Altar by sacrificing Gilded Goose, adding {G}.
Repeat from step 2.

Infinite LTB

Infinite ETB

Infinite sacrifice triggers

Infinite death triggers

Infinite storm count

Osteomancer Adept

Solemnity

Gilded Goose

Phyrexian Altar

Activate Osteomancer Adept by tapping it, allowing you to cast creature spells from your graveyard this turn by foraging in addition to the spell's other costs.
Cast the artifact creature card that can be cast using {C}{C} from your graveyard by paying its mana cost and sacrificing a Food.
When the creature enters the battlefield, Samwise triggers, creating a Food token.
Activate Krark-Clan Ironworks by sacrificing the artifact creature, adding {C}{C}.
Repeat from step 2.
If the creature can be cast using {C} or less, this combo nets infinite colorless mana.

Infinite colorless mana

Artifact Creature That Can Be Cast Using {C}{C}

Samwise Gamgee

Krark-Clan Ironworks

Activate Osteomancer Adept by tapping it, allowing you to cast creature spells from your graveyard this turn by foraging in addition to the spell's other costs.
Cast the creature card that can be cast using {C}{C} from your graveyard by paying its mana cost and sacrificing a Food.
When the creature enters the battlefield, Samwise triggers, creating a Food token.
Activate Ashnod's Altar by sacrificing the creature, adding {C}{C}.
Repeat from step 2.
If the creature can be cast using {C} or less, this combo nets infinite colorless mana.

Creature That Can Be Cast Using {C}{C}

Ashnod's Altar

Activate Osteomancer Adept by tapping it, allowing you to cast creature spells from your graveyard this turn by foraging in addition to the spell's other costs.
Cast the creature card that can be cast using one colored mana from your graveyard by paying its mana cost and sacrificing a Food.
When the creature enters the battlefield, Samwise triggers, creating a Food token.
Activate Phyrexian Altar by sacrificing the creature, adding one mana of any color.
Repeat from step 2.

Creature That Can Be Cast Using One Colored Mana

Activate Osteomancer Adept by tapping it, allowing you to cast creature spells from your graveyard this turn by foraging in addition to the spell's other costs.
Cast the creature card that can be cast using {R} from your graveyard by paying its mana cost and sacrificing a Food.
When the creature enters the battlefield, Samwise triggers, creating a Food token.
Activate Thermopod's second ability by sacrificing the creature, adding {R}.
Repeat from step 2.

Creature That Can Be Cast Using {R}

Thermopod

Activate Osteomancer Adept by tapping it.
Cast Priest of Gix from your graveyard for its escape cost by paying {2}{B} and exiling three other cards from your graveyard.
When Priest of Gix enters, it triggers, adding {B}{B}{B}.
Activate Lord of the Forsaken's first ability by paying {B} and sacrificing Priest of Gix.
When Priest of Gix dies, Vindictive Vampire triggers, causing you to gain 1 life and deal 1 damage to each opponent.
Resolve the Lord of the Forsaken ability, causing you to mill three cards.
Activate Lord of the Forsaken's second ability by paying 1 life, adding {C} that can only be spent to cast spells from your graveyard.
Repeat from step 2.

Combos with "Osteomancer Adept"