Zimone and Dina ability from step 1, causing you to draw a card and put
Simic Growth Chamber from your hand onto the battlefield, and then repeat this process once if you control eight or more lands, putting any other land from your hand onto the battlefield instead.
When
Simic Growth Chamber enters the battlefield, it and
Bloodghast trigger.
Resolve the
Simic Growth Chamber trigger, returning it from the battlefield to your hand.
Resolve the
Bloodghast trigger, returning it from your graveyard to the battlefield.
Repeat.
Results
Infinite card draw.
Infinite draw triggers.
Near-infinite death triggers.
Near-infinite ETB.
Near-infinite landfall triggers.
Near-infinite LTB.
Near-infinite sacrifice triggers.
Put all lands from your hand and library onto the battlefield.