diff --git a/stack_orchestrator/data/compose/docker-compose-fixturenet-optimism.yml b/stack_orchestrator/data/compose/docker-compose-fixturenet-optimism.yml
index 0254a088..fe1eac50 100644
--- a/stack_orchestrator/data/compose/docker-compose-fixturenet-optimism.yml
+++ b/stack_orchestrator/data/compose/docker-compose-fixturenet-optimism.yml
@@ -20,13 +20,12 @@ services:
     volumes:
       - ../config/network/wait-for-it.sh:/app/packages/contracts-bedrock/wait-for-it.sh
       - ../config/fixturenet-optimism/optimism-contracts/deploy-contracts.sh:/app/packages/contracts-bedrock/deploy-contracts.sh
-      - ../config/fixturenet-optimism/optimism-contracts/fund-accounts-on-l2.sh:/app/packages/contracts-bedrock/fund-accounts-on-l2.sh
       - l2_accounts:/l2-accounts
       - l1_deployment:/l1-deployment
       - l2_config:/l2-config
     # Waits for L1 endpoint to be up before running the contract deploy script
     command: |
-      "./wait-for-it.sh -h ${CERC_L1_HOST:-$${DEFAULT_CERC_L1_HOST}} -p ${CERC_L1_PORT:-$${DEFAULT_CERC_L1_PORT}} -s -t 60 -- ./deploy-contracts.sh && ./fund-accounts-on-l2.sh"
+      "./wait-for-it.sh -h ${CERC_L1_HOST:-$${DEFAULT_CERC_L1_HOST}} -p ${CERC_L1_PORT:-$${DEFAULT_CERC_L1_PORT}} -s -t 60 -- ./deploy-contracts.sh"
 
   # Initializes and runs the L2 execution client  (outputs to volume l2_geth_data)
   op-geth:
diff --git a/stack_orchestrator/data/config/watcher-mobymask-v3-demo/local/config.env b/stack_orchestrator/data/config/watcher-mobymask-v3-demo/local/config.env
index c0bb1f74..6a265f79 100644
--- a/stack_orchestrator/data/config/watcher-mobymask-v3-demo/local/config.env
+++ b/stack_orchestrator/data/config/watcher-mobymask-v3-demo/local/config.env
@@ -1,11 +1,16 @@
 # Watchers
+
 CERC_ETH_RPC_ENDPOINT="http://op-geth:8545"
-CERC_PRIVATE_KEY_DEPLOYER="0xbe4aa664815ea3bc3d63118649a733f6c96b243744310806ecb6d96359ab62cf" # L1 faucet account #4, funded on L2
+
+# L1 pre-funded account #4, funded on L2 as well
+CERC_PRIVATE_KEY_DEPLOYER="0xbe4aa664815ea3bc3d63118649a733f6c96b243744310806ecb6d96359ab62cf"
 CERC_MOBYMASK_APP_BASE_URI="http://127.0.0.1:3004/#"
 
 CERC_ETH_RPC_QUERY_ENDPOINT="http://op-geth:8545"
 CERC_ETH_RPC_MUTATION_ENDPOINT="http://op-geth:8545"
+CERC_NITRO_CHAIN_URL="http://op-geth:8546" # TODO: Does this work?
 
 # App
+
 CERC_APP_WATCHER_URL="http://localhost:3001"
 CERC_SNAP_URL=http://localhost:8080
diff --git a/stack_orchestrator/data/config/fixturenet-optimism/optimism-contracts/fund-accounts-on-l2.sh b/stack_orchestrator/data/config/watcher-mobymask-v3-demo/local/fund-accounts-on-l2.sh
similarity index 56%
rename from stack_orchestrator/data/config/fixturenet-optimism/optimism-contracts/fund-accounts-on-l2.sh
rename to stack_orchestrator/data/config/watcher-mobymask-v3-demo/local/fund-accounts-on-l2.sh
index c850cbf4..934f6be7 100755
--- a/stack_orchestrator/data/config/fixturenet-optimism/optimism-contracts/fund-accounts-on-l2.sh
+++ b/stack_orchestrator/data/config/watcher-mobymask-v3-demo/local/fund-accounts-on-l2.sh
@@ -4,13 +4,26 @@ if [ -n "$CERC_SCRIPT_DEBUG" ]; then
   set -x
 fi
 
-echo "Funding accounts on L2"
-
 CERC_L1_RPC="${CERC_L1_RPC:-${DEFAULT_CERC_L1_RPC}}"
 CERC_L1_CHAIN_ID="${CERC_L1_CHAIN_ID:-${DEFAULT_CERC_L1_CHAIN_ID}}"
-
 CERC_L1_ACCOUNTS_CSV_URL="${CERC_L1_ACCOUNTS_CSV_URL:-${DEFAULT_CERC_L1_ACCOUNTS_CSV_URL}}"
 
+# Fixture accounts
+WATCHER_1_ACCOUNT=0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266
+WATCHER_1_ACCOUNT=0x70997970C51812dc3A010C7d01b50e0d17dc79C8
+WATCHER_1_ACCOUNT=0x15d34AAf54267DB7D7c367839AAf71A00a2C6A65
+NITRO_APP_ACCOUNT=0xbDA5747bFD65F08deb54cb465eB87D40e51B197E
+
+# Check if watcher 1 account already funded
+L2_RPC="http://op-geth:8545"
+WATCHER_1_ACCOUNT_BALANCE=$(cast balance ${WATCHER_1_ACCOUNT} --rpc-url $L2_RPC)
+if [ $WATCHER_1_ACCOUNT_BALANCE -gt 0 ]; then
+  echo "Watcher account already funded, exiting."
+  exit 0
+fi
+
+echo "Funding accounts on L2"
+
 # Fetch the L1 funded accounts
 curl -o accounts.csv $CERC_L1_ACCOUNTS_CSV_URL
 
@@ -32,3 +45,9 @@ cast send --from $ACCOUNT_2 --rpc-url $CERC_L1_RPC --value 10000ether $BRIDGE --
 echo "Following accounts have been funded; use them for transactions on L2:"
 echo "${ACCOUNT_1}"
 echo "${ACCOUNT_2}"
+
+echo "Funding the watcher and app Nitro accounts on L2"
+cast send --rpc-url $L2_RPC --value 100ether WATCHER_1_ACCOUNT --private-key $ACCOUNT_1_KEY
+cast send --rpc-url $L2_RPC --value 100ether WATCHER_2_ACCOUNT --private-key $ACCOUNT_1_KEY
+cast send --rpc-url $L2_RPC --value 100ether WATCHER_3_ACCOUNT --private-key $ACCOUNT_1_KEY
+cast send --rpc-url $L2_RPC --value 100ether NITRO_APP_ACCOUNT --private-key $ACCOUNT_1_KEY
diff --git a/stack_orchestrator/data/stacks/mobymask-v3-demo/deploy/commands.py b/stack_orchestrator/data/stacks/mobymask-v3-demo/deploy/commands.py
new file mode 100644
index 00000000..10ab5c6a
--- /dev/null
+++ b/stack_orchestrator/data/stacks/mobymask-v3-demo/deploy/commands.py
@@ -0,0 +1,38 @@
+# Copyright © 2023 Vulcanize
+
+# 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 <http:#www.gnu.org/licenses/>.
+
+from stack_orchestrator.deploy.deployment_context import DeploymentContext
+from ruamel.yaml import YAML
+
+def create(context: DeploymentContext, extra_args):
+    # load fixturenet-optimism compose file
+    fixturenet_optimism_compose_file = context.deployment_dir.joinpath('compose', 'docker-compose-fixturenet-optimism.yml')
+
+    with open(fixturenet_optimism_compose_file, 'r') as yaml_file:
+        yaml = YAML()
+        yaml_data = yaml.load(yaml_file)
+
+    # mount the funding script to volumes
+    fund_accounts_script = '../config/watcher-mobymask-v3-demo/local/fund-accounts-on-l2.sh:/app/packages/contracts-bedrock/fund-accounts-on-l2.sh'
+    yaml_data['services']['fixturenet-optimism-contracts']['volumes'].append(fund_accounts_script)
+
+    # update command to run the script
+    yaml_data['services']['fixturenet-optimism-contracts']['command'] = "./wait-for-it.sh -h ${CERC_L1_HOST:-$${DEFAULT_CERC_L1_HOST}} -p ${CERC_L1_PORT:-$${DEFAULT_CERC_L1_PORT}} -s -t 60 -- ./deploy-contracts.sh && ./fund-accounts-on-l2.sh"
+
+    with open(fixturenet_optimism_compose_file, 'w') as yaml_file:
+        yaml = YAML()
+        yaml.dump(yaml_data, yaml_file)
+
+    return None