Until someone chimes in that have these balls, here is a link to the bowlingball.com site for the Halo Pearl and Halo Vision. After reading the reviews of these 2 balls you may get an indication of what these balls will do you in different situations.
Halo Pearl: Scroll to the bottom and click on "Reviews"
https://www.bowlingball.com/products...alo-pearl.html
Halo Vision: Scroll to the bottom and click on "Reviews"
https://www.bowlingball.com/products...lo-vision.html
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