Crystalline Crawler, Dancing from Dark to Dawn, and Venser, Shaper Savant

Prerequisites

• Crystalline Crawler on the battlefield
• Dancing from Dark to Dawn on the battlefield
• Venser, Shaper Savant in hand
• available

Steps

1. Cast Venser by paying its mana cost
2. Dancing from Dark to Dawn's first ability triggers, putting four +1/+1 counters on Crystalline Crawler
3. Resolve the Venser spell
4. When it enters, it triggers, returning itself from the battlefield to your hand
5. Activate Crystalline Crawler four times by removing four +1/+1 counters from it, adding
6. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite storm count