You control at least one additional non-Human nonlegendary creature.
You control two lands that can tap to produce at least ({1} magic symbol) ({WU} magic symbol) .
({U} magic symbol) ({R} magic symbol) ({R} magic symbol) ({R} magic symbol) plus enough mana to pay for commander tax, if applicable available.
Steps
Activate two lands you control by tapping them, adding at least ({1} magic symbol) ({WU} magic symbol) .
Cast Vadrok either from your hand or from the command zone for its mutate cost by paying ({1} magic symbol) ({WU} magic symbol) ({R} magic symbol) ({R} magic symbol) and commander tax, if applicable, putting it under any other nonlegendary non-Human creature you control.
Vadrok triggers, casting Quasiduplicate from your graveyard without paying its mana cost.
Kykar triggers, creating a 1/1 Spirit creature token.
Resolve Quasiduplicate, creating a copy of the Vadrok mutated creature.
Activate Kykar by sacrificing a Spirit, adding ({R} magic symbol) .
Kykar triggers, creating a 1/1 Spirit creature token.
Resolve Snap, returning the mutated creature that contains the nontoken Vadrok from the battlefield to your hand and untapping two lands that can tap to produce at least ({1} magic symbol) ({WU} magic symbol) .
Activate Kykar by sacrificing a Spirit, adding ({R} magic symbol) .
Activate two lands you control by tapping them, adding at least ({1} magic symbol) ({WU} magic symbol) .
Cast Vadrok for its mutate cost by paying ({1} magic symbol) ({WU} magic symbol) ({R} magic symbol) ({R} magic symbol) , putting it under the token Vadrok mutated creature.
The nontoken and token Vadrok each trigger.
Resolve the nontoken Vadrok trigger, casting Quasiduplicate from your graveyard without paying its mana cost.
Kykar triggers, creating a 1/1 Spirit creature token.
Resolve Quasiduplicate, creating a copy of the Vadrok mutated creature.
Resolve the token Vadrok trigger from step 13, casting Snap from your graveyard without paying its mana cost.
Kykar triggers, creating a 1/1 Spirit creature token.
Resolve Snap, returning the mutated creature that contains the nontoken Vadrok from the battlefield to your hand and untapping two lands that can tap to produce at least ({1} magic symbol) ({WU} magic symbol) .
Activate Kykar twice by sacrificing two Spirits, adding ({R} magic symbol) ({R} magic symbol) .
Repeat from step 12.
With each iteration, you will gain an additional Vadrok trigger, which you can use to cast any other noncreature spells with mana value three or less in your graveyard, and create infinite Spirit tokens due to Kykar.
Results
Infinite casts of noncreature cards with mana value three or less from your graveyard.