Gambler

Obtained via breeding.

Gambler: Barred from 50% of all casinos on Earth.
In any loot-dropping activity, you have the option to select two items that have a chance of dropping - one that you believe will drop, and one that you'd like to drop in its place. If your bet is correct and the first item shows up in your roll, that item will be replaced with your selected item (with its quantity rerolled).
Use this form:
Using Gambler Chip:
Bet: [the item you figure will drop]
Jackpot: [the item you want]
When in companion mode, equips the following to the Companion form: Chip: Gambler: 10% chance of dropping any requested item in a loot-dropping activity. Item must be available in the activity's pool of item drops.
Obtained via combinations: Holo Hacker and Helper pass Gambler instead of themselves.