Four bets will have mandatory payouts on Sunday, the final day of the track's spring summer meeting - the 50-cent early pick five and late pick 5, the 20-cent Rainbow pick six and the $1 super high five.
The 20-cent Rainbow pick six has a two-day carryover of $65,837. The pool of new money could reach $500,000.
First post time is 1 p.m., Pacific.