Santini was placed on waivers by the Kings on Sunday, per Chris Johnston of TSN.
Santini inked a one-year, two-way contract with LA on Saturday.
Santini was sent down to AHL Springfield on Sunday, per Jim Thomas of The St. Louis Post-Dispatch.
Santini was summoned by St. Louis on Wednesday.
Santini has been waived by St. Louis on Saturday.
Santini was reassigned to AHL Springfield on Friday.
Santini was promoted from AHL Springfield on Monday.
Santini was reassigned to AHL Springfield on Wednesday.
Santini was promoted from AHL Springfield on Thursday.
Santini was waived by the Blues on Thursday, Renaud Lavoie of TVA Sports reports.