diff --git a/crates/tranquil-store/gauntlet-configs/blockstore_timetravel.toml b/crates/tranquil-store/gauntlet-configs/blockstore_timetravel.toml
new file mode 100644
index 0000000..1f5bbe2
--- /dev/null
+++ b/crates/tranquil-store/gauntlet-configs/blockstore_timetravel.toml
@@ -0,0 +1,11 @@
+scenario = "moderate-faults"
+seeds = 128
+dump_regressions = "/root/gauntlet-regressions"
+
+[base_overrides]
+op_count = 20000
+
+[axes]
+fault_density_scale = [0.0, 1.0]
+advance_time = [20, 60]
+advance_max_secs = [3600, 86400, 604800]
diff --git a/crates/tranquil-store/gauntlet-configs/firehose_timetravel.toml b/crates/tranquil-store/gauntlet-configs/firehose_timetravel.toml
new file mode 100644
index 0000000..8aea55c
--- /dev/null
+++ b/crates/tranquil-store/gauntlet-configs/firehose_timetravel.toml
@@ -0,0 +1,7 @@
+scenario = "firehose-fanout"
+seeds = 128
+dump_regressions = "/root/gauntlet-regressions"
+
+[axes]
+advance_time = [20, 60]
+advance_max_secs = [3600, 86400, 604800]
diff --git a/crates/tranquil-store/gauntlet-configs/fsync_repro.toml b/crates/tranquil-store/gauntlet-configs/fsync_repro.toml
new file mode 100644
index 0000000..2260851
--- /dev/null
+++ b/crates/tranquil-store/gauntlet-configs/fsync_repro.toml
@@ -0,0 +1,7 @@
+scenario = "eventlog-time-travel-chaos"
+seeds = 256
+dump_regressions = "/root/gauntlet-regressions"
+
+[overrides]
+op_count = 4000
+fault_density_scale = 0.1
diff --git a/crates/tranquil-store/gauntlet-configs/fsync_repro_hi.toml b/crates/tranquil-store/gauntlet-configs/fsync_repro_hi.toml
new file mode 100644
index 0000000..5406fd1
--- /dev/null
+++ b/crates/tranquil-store/gauntlet-configs/fsync_repro_hi.toml
@@ -0,0 +1,7 @@
+scenario = "eventlog-time-travel-chaos"
+seeds = 256
+dump_regressions = "/root/gauntlet-regressions"
+
+[overrides]
+op_count = 4000
+fault_density_scale = 1.0
diff --git a/crates/tranquil-store/gauntlet-configs/probe_isolate.toml b/crates/tranquil-store/gauntlet-configs/probe_isolate.toml
new file mode 100644
index 0000000..a86b181
--- /dev/null
+++ b/crates/tranquil-store/gauntlet-configs/probe_isolate.toml
@@ -0,0 +1,6 @@
+scenario = "eventlog-time-travel-chaos"
+seeds = 64
+
+[axes]
+fault_density_scale = [0.0, 1.0]
+advance_time = [0, 20]