diff --git a/piker/brokers/cli.py b/piker/brokers/cli.py
index d48ae6e5..d54b2203 100644
--- a/piker/brokers/cli.py
+++ b/piker/brokers/cli.py
@@ -482,7 +482,7 @@ def search(
         ):
             return await func()
 
-    from cornerboi._debug import open_crash_handler
+    from piker.toolz import open_crash_handler
     with open_crash_handler():
         quotes = trio.run(
             main,
@@ -506,9 +506,11 @@ def search(
 @click.option('--delete', '-d', flag_value=True, help='Delete section')
 @click.pass_obj
 def brokercfg(config, section, value, delete):
-    """If invoked with no arguments, open an editor to edit broker configs file
-    or get / update an individual section.
-    """
+    '''
+    If invoked with no arguments, open an editor to edit broker
+    configs file or get / update an individual section.
+
+    '''
     from .. import config
 
     if section:
diff --git a/piker/toolz/__init__.py b/piker/toolz/__init__.py
index 3069504e..b6136504 100644
--- a/piker/toolz/__init__.py
+++ b/piker/toolz/__init__.py
@@ -18,24 +18,12 @@
 Toolz for debug, profile and trace of the distributed runtime :surfer:
 
 '''
-from .debug import (
-    open_crash_handler,
+from tractor.devx import (
+    open_crash_handler as open_crash_handler,
 )
 from .profile import (
-    Profiler,
-    pg_profile_enabled,
-    ms_slower_then,
-    timeit,
+    Profiler as Profiler,
+    pg_profile_enabled as pg_profile_enabled,
+    ms_slower_then as ms_slower_then,
+    timeit as timeit,
 )
-
-# TODO: other mods to include?
-# - DROP .trionics, already moved into tractor
-# - move in `piker.calc`
-
-__all__: list[str] = [
-    'open_crash_handler',
-    'pg_profile_enabled',
-    'ms_slower_then',
-    'Profiler',
-    'timeit',
-]
diff --git a/piker/toolz/debug.py b/piker/toolz/debug.py
deleted file mode 100644
index 3b8a3e3e..00000000
--- a/piker/toolz/debug.py
+++ /dev/null
@@ -1,40 +0,0 @@
-# piker: trading gear for hackers
-# Copyright (C) Tyler Goodlet (in stewardship for pikers)
-
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU Affero General Public License for more details.
-
-# You should have received a copy of the GNU Affero General Public License
-# along with this program.  If not, see <https://www.gnu.org/licenses/>.
-
-'''
-Debugger wrappers for `pdbp` as used by `tractor`.
-
-'''
-from contextlib import contextmanager as cm
-
-import pdbp
-
-
-# TODO: better naming and what additionals?
-# - optional runtime plugging?
-# - detection for sync vs. async code?
-# - specialized REPL entry when in distributed mode?
-@cm
-def open_crash_handler():
-    '''
-    Super basic crash handler using `pdbp` debugger.
-
-    '''
-    try:
-        yield
-    except BaseException:
-        pdbp.xpm()
-        raise