pf2e.fyi
From Pathfinder Impossible Magic, which isn't enabled.

Lucky Number

SPELL 2
Traditions arcane, divine, occult
Cast 10 minutes
Duration until the next time you make your daily preparations

When you Cast this Spell, roll 1d10 and make a note of the result; this is your lucky number for the duration. You gain the That's My Number reaction. Once you use the reaction, the spell ends, and you become temporarily immune to lucky number until the next time you make your daily preparations.

Spell Effect: Lucky Number

Pathfinder Impossible MagicORC