Ice Cube's 2 syllables sit just outside the ideal 3–5 range.
Ice's 1 beat vs. Cube's 1 create a natural cinematic snap.
Hard stops — B — give Ice Cube real box-office power.
Ice Cube misses the alliteration hook that makes names stick.
Ice (3 letters) and Cube (4) are balanced in length — clean on any poster or marquee.
Ice Cube has mostly familiar phonemes with a few tricky patterns.
Ice Cube has decent vowel richness, but stronger A and O sounds would lift it.