diff --git a/forge-gui/res/editions/Secret Lair Drop Series.txt b/forge-gui/res/editions/Secret Lair Drop Series.txt
index 6db321c22da..e9987660339 100644
--- a/forge-gui/res/editions/Secret Lair Drop Series.txt	
+++ b/forge-gui/res/editions/Secret Lair Drop Series.txt	
@@ -585,6 +585,7 @@ ScryfallCode=SLD
 608 R Darksteel Citadel @DXTR
 609 R Hawkins National Laboratory @Ravenna Tran
 610 R Bonescythe Sliver @Trevor Claxton
+611 R Constricting Sliver @Karl Kopinski
 612 R Essence Sliver @Glen Angus
 613 R Pulmonic Sliver @Jeff Easley
 615 R Sidewinder Sliver @Ron Spencer
@@ -592,6 +593,7 @@ ScryfallCode=SLD
 618 R Diffusion Sliver @Trevor Claxton
 619 R Galerider Sliver @James Zapata
 620 R Mesmeric Sliver @Michael Bruinsma
+623 R Scuttling Sliver @Mike Bierek
 624 R Shadow Sliver @Warren Mahy
 626 R Synapse Sliver @Thomas M. Baxa
 627 R Telekinetic Sliver @Randy Elliott
@@ -618,6 +620,7 @@ ScryfallCode=SLD
 653 R Muscle Sliver @Richard Kane Ferguson
 654 R Predatory Sliver @Mathias Kollros
 655 R Quick Sliver @John Avon
+656 R Root Sliver @Matt Thompson
 657 R Tempered Sliver @Mitchell Malloy
 659 R Virulent Sliver @Franz Vohwinkel
 660 R Cloudshredder Sliver @Filip Burburan