diff --git a/.github/workflows/deploy-eth-devnet.yml b/.github/workflows/deploy-eth-devnet.yml
index 35627ca29f9b..72bfe8588f59 100644
--- a/.github/workflows/deploy-eth-devnet.yml
+++ b/.github/workflows/deploy-eth-devnet.yml
@@ -59,6 +59,11 @@ on:
         required: false
         type: string
         default: "false"
+      mnemonic:
+        description: The mnemonic to use for the eth devnet
+        required: false
+        type: string
+        default: "test test test test test test test test test test test junk"
     secrets:
       GCP_SA_KEY:
         description: The JSON key for the GCP service account
@@ -66,6 +71,19 @@ on:
       KUBECONFIG_B64:
         description: The base64 encoded kubeconfig
         required: true
+    outputs:
+      rpc_url:
+        description: The RPC URL for the eth devnet
+        value: ${{ jobs.deploy_eth_devnet.outputs.rpc_url }}
+      ws_url:
+        description: The WebSocket URL for the eth devnet
+        value: ${{ jobs.deploy_eth_devnet.outputs.ws_url }}
+      beacon_url:
+        description: The Beacon URL for the eth devnet
+        value: ${{ jobs.deploy_eth_devnet.outputs.beacon_url }}
+      chain_id:
+        description: The chain ID for the eth devnet
+        value: ${{ jobs.deploy_eth_devnet.outputs.chain_id }}
 
   workflow_dispatch:
     inputs:
@@ -114,10 +132,20 @@ on:
         required: false
         type: string
         default: "false"
+      mnemonic:
+        description: The mnemonic to use for the eth devnet
+        required: false
+        type: string
+        default: "test test test test test test test test test test test junk"
 
 jobs:
   deploy_eth_devnet:
     runs-on: ubuntu-latest
+    outputs:
+      rpc_url: ${{ steps.get-eth-devnet-results.outputs.rpc_url }}
+      ws_url: ${{ steps.get-eth-devnet-results.outputs.ws_url }}
+      beacon_url: ${{ steps.get-eth-devnet-results.outputs.beacon_url }}
+      chain_id: ${{ steps.get-eth-devnet-results.outputs.chain_id }}
     env:
       TF_STATE_BUCKET: aztec-terraform
       REGION: us-west1-a
@@ -131,6 +159,11 @@ jobs:
       TF_VAR_RESOURCE_PROFILE: ${{ inputs.resource_profile || 'prod' }}
 
     steps:
+      - name: Mask the mnemonic
+        id: mask-mnemonic
+        run: |
+          echo "::add-mask::${{ inputs.mnemonic }}"
+
       - name: Debug inputs
         run: |
           echo "cluster: ${{ inputs.cluster }}"
@@ -179,3 +212,27 @@ jobs:
         working-directory: ./spartan/terraform/deploy-eth-devnet
         run: |
           terraform apply tfplan
+
+      - name: Get eth devnet deployment results
+        id: get-eth-devnet-results
+        working-directory: ./spartan/terraform/deploy-eth-devnet
+
+        run: |
+          echo "=== Eth Devnet Deployment Results ==="
+
+          # Get outputs from the eth-devnet deployment
+          RPC_URL=$(terraform output -raw eth_execution_rpc_url)
+          WS_URL=$(terraform output -raw eth_execution_ws_url)
+          BEACON_URL=$(terraform output -raw eth_beacon_api_url)
+          CHAIN_ID=$(terraform output -raw chain_id)
+
+          echo "RPC_URL: $RPC_URL"
+          echo "WS_URL: $WS_URL"
+          echo "BEACON_URL: $BEACON_URL"
+          echo "CHAIN_ID: $CHAIN_ID"
+
+          # Export as outputs for other steps
+          echo "rpc_url=$RPC_URL" >> $GITHUB_OUTPUT
+          echo "ws_url=$WS_URL" >> $GITHUB_OUTPUT
+          echo "beacon_url=$BEACON_URL" >> $GITHUB_OUTPUT
+          echo "chain_id=$CHAIN_ID" >> $GITHUB_OUTPUT
diff --git a/.github/workflows/deploy-scenario-network.yml b/.github/workflows/deploy-scenario-network.yml
new file mode 100644
index 000000000000..3ee75d0b737a
--- /dev/null
+++ b/.github/workflows/deploy-scenario-network.yml
@@ -0,0 +1,140 @@
+name: Deploy Scenario Network
+
+on:
+  workflow_call:
+    inputs:
+      cluster:
+        description: The cluster to deploy to, e.g. aztec-gke-private or kind
+        required: true
+        type: string
+      namespace:
+        description: The namespace to deploy to
+        required: true
+        type: string
+      ref:
+        description: The branch name to deploy from
+        required: true
+        type: string
+        default: "next"
+      aztec_docker_image:
+        description: The Docker image to use for the Aztec contracts
+        required: true
+        type: string
+        default: "aztecprotocol/aztec:8ebe8d7c45190b002c77e29358f2b307a23b5336"
+      devnet_mnemonic:
+        description: The mnemonic to use for the devnet
+        required: true
+        type: string
+        default: "test test test test test test test test test test test junk"
+      rollup_deployment_mnemonic:
+        description: The mnemonic to use for the rollup deployment
+        required: true
+        type: string
+        default: "test test test test test test test test test test test junk"
+    secrets:
+      GCP_SA_KEY:
+        description: The JSON key for the GCP service account
+        required: true
+      KUBECONFIG_B64:
+        description: The base64 encoded kubeconfig
+        required: true
+
+  workflow_dispatch:
+    inputs:
+      cluster:
+        description: The cluster to deploy to, e.g. aztec-gke-private or kind
+        required: true
+        type: string
+        default: "kind"
+      namespace:
+        description: The namespace to deploy to
+        required: true
+        type: string
+        default: "eth-devnet"
+      ref:
+        description: The branch name to deploy from.
+        required: true
+        type: string
+        default: "next"
+      aztec_docker_image:
+        description: The Docker image to use for the Aztec contracts
+        required: true
+        type: string
+        default: "aztecprotocol/aztec:8ebe8d7c45190b002c77e29358f2b307a23b5336"
+      devnet_mnemonic:
+        description: The mnemonic to use for the devnet
+        required: true
+        type: string
+        default: "test test test test test test test test test test test junk"
+      rollup_deployment_mnemonic:
+        description: The mnemonic to use for the rollup deployment
+        required: true
+        type: string
+        default: "test test test test test test test test test test test junk"
+
+jobs:
+  # First job: Deploy the Eth Devnet
+  scenario_dispatch_deploy_eth_devnet:
+    uses: ./.github/workflows/deploy-eth-devnet.yml
+    with:
+      cluster: ${{ inputs.cluster }}
+      namespace: ${{ inputs.namespace }}
+      ref: ${{ inputs.ref }}
+      # Prefilled values for scenario network
+      chain_id: 1337
+      block_time: 4 # Faster block time for scenario testing
+      gas_limit: "32000000" # Higher gas limit for complex scenarios
+      resource_profile: ${{ inputs.cluster == 'kind' && 'dev' || 'prod' }}
+      create_static_ips: ${{ inputs.cluster == 'kind' && 'false' || 'true' }}
+      run_terraform_destroy: "false"
+      mnemonic: ${{ inputs.devnet_mnemonic }}
+    secrets:
+      GCP_SA_KEY: ${{ secrets.GCP_SA_KEY }}
+      KUBECONFIG_B64: ${{ secrets.KUBECONFIG_B64 }}
+
+  scenario_dispatch_deploy_rollup_contracts:
+    needs: scenario_dispatch_deploy_eth_devnet
+    uses: ./.github/workflows/deploy-rollup-contracts.yml
+    with:
+      cluster: ${{ inputs.cluster }}
+      namespace: ${{ inputs.namespace }}
+      ref: ${{ inputs.ref }}
+      l1_rpc_urls: ${{ needs.scenario_dispatch_deploy_eth_devnet.outputs.rpc_url }}
+      l1_chain_id: ${{ needs.scenario_dispatch_deploy_eth_devnet.outputs.chain_id }}
+      aztec_docker_image: ${{ inputs.aztec_docker_image }}
+      mnemonic: ${{ inputs.rollup_deployment_mnemonic }}
+      salt: "456"
+      # indices 1,2,3,4 on the junk mnemonic
+      validators: "0x70997970C51812dc3A010C7d01b50e0d17dc79C8,0x3C44CdDdB6a900fa2b585dd299e03d12FA4293BC,0x90F79bf6EB2c4f870365E785982E1f101E93b906,0x15d34AAf54267DB7D7c367839AAf71A00a2C6A65"
+      sponsored_fpc: true
+      real_verifier: true
+      # Aztec environment variables
+      aztec_slot_duration: 12
+      aztec_epoch_duration: 32
+      aztec_target_committee_size: 4
+      aztec_proof_submission_epochs: 1
+      aztec_activation_threshold: 100
+      aztec_ejection_threshold: 50
+      aztec_slashing_quorum: 6
+      aztec_slashing_round_size: 10
+      aztec_governance_proposer_quorum: 6
+      aztec_governance_proposer_round_size: 10
+      aztec_mana_target: 1000000
+      aztec_proving_cost_per_mana: 100
+    secrets:
+      GCP_SA_KEY: ${{ secrets.GCP_SA_KEY }}
+      KUBECONFIG_B64: ${{ secrets.KUBECONFIG_B64 }}
+
+  deploy_scenario_network:
+    needs: scenario_dispatch_deploy_rollup_contracts
+    runs-on: ubuntu-latest
+    env:
+      TF_STATE_BUCKET: aztec-terraform
+      REGION: us-west1-a
+      # Common Terraform variables as environment variables
+      TF_VAR_NAMESPACE: ${{ inputs.namespace || 'eth-devnet' }}
+
+    steps:
+      - name: Deploy scenario network
+        run: |
+          echo "Deployed scenario network!"
diff --git a/spartan/terraform/deploy-eth-devnet/main.tf b/spartan/terraform/deploy-eth-devnet/main.tf
index b036bf5e0368..1139401e91be 100644
--- a/spartan/terraform/deploy-eth-devnet/main.tf
+++ b/spartan/terraform/deploy-eth-devnet/main.tf
@@ -40,10 +40,7 @@ provider "helm" {
   }
 }
 
-# Get mnemonic from Google Secret Manager
-data "google_secret_manager_secret_version" "mnemonic_latest" {
-  secret = var.MNEMONIC_SECRET_NAME
-}
+
 
 # Static IP addresses for eth-devnet services
 resource "google_compute_address" "eth_execution_ip" {
@@ -76,18 +73,19 @@ resource "null_resource" "generate_genesis" {
     chain_id   = var.CHAIN_ID
     block_time = var.BLOCK_TIME
     gas_limit  = var.GAS_LIMIT
-    mnemonic   = data.google_secret_manager_secret_version.mnemonic_latest.secret_data
+    mnemonic   = var.MNEMONIC
   }
 
   provisioner "local-exec" {
     command = <<-EOT
       cd ../../eth-devnet
+      rm -rf out/ tmp/
 
       # Set environment variables for genesis generation
       export CHAIN_ID=${var.CHAIN_ID}
       export BLOCK_TIME=${var.BLOCK_TIME}
       export GAS_LIMIT="${var.GAS_LIMIT}"
-      export MNEMONIC="${data.google_secret_manager_secret_version.mnemonic_latest.secret_data}"
+      export MNEMONIC="${var.MNEMONIC}"
       export PREFUNDED_MNEMONIC_INDICES="${var.PREFUNDED_MNEMONIC_INDICES}"
 
       # Use a custom directory for Foundry installation to avoid permission issues
@@ -126,7 +124,7 @@ resource "helm_release" "eth_devnet" {
 
   set {
     name  = "ethereum.validator.mnemonic"
-    value = data.google_secret_manager_secret_version.mnemonic_latest.secret_data
+    value = var.MNEMONIC
   }
 
 
@@ -151,3 +149,26 @@ resource "helm_release" "eth_devnet" {
   wait_for_jobs = false
 }
 
+data "kubernetes_service" "eth_execution" {
+  count    = var.CREATE_STATIC_IPS ? 0 : 1
+  provider = kubernetes.gke-cluster
+
+  metadata {
+    name      = "${var.RELEASE_PREFIX}-eth-execution"
+    namespace = var.NAMESPACE
+  }
+
+  depends_on = [helm_release.eth_devnet]
+}
+
+data "kubernetes_service" "eth_beacon" {
+  count    = var.CREATE_STATIC_IPS ? 0 : 1
+  provider = kubernetes.gke-cluster
+
+  metadata {
+    name      = "${var.RELEASE_PREFIX}-eth-beacon"
+    namespace = var.NAMESPACE
+  }
+
+  depends_on = [helm_release.eth_devnet]
+}
diff --git a/spartan/terraform/deploy-eth-devnet/outputs.tf b/spartan/terraform/deploy-eth-devnet/outputs.tf
index 4f50de34a5e7..f8fe04fe0e00 100644
--- a/spartan/terraform/deploy-eth-devnet/outputs.tf
+++ b/spartan/terraform/deploy-eth-devnet/outputs.tf
@@ -1,26 +1,26 @@
 output "eth_execution_ip" {
-  description = "Static IP address for Ethereum execution client"
-  value       = var.CREATE_STATIC_IPS ? google_compute_address.eth_execution_ip[0].address : null
+  description = "IP address for Ethereum execution client (Static IP or Cluster IP)"
+  value       = var.CREATE_STATIC_IPS ? google_compute_address.eth_execution_ip[0].address : data.kubernetes_service.eth_execution[0].spec[0].cluster_ip
 }
 
 output "eth_beacon_ip" {
-  description = "Static IP address for Ethereum beacon client"
-  value       = var.CREATE_STATIC_IPS ? google_compute_address.eth_beacon_ip[0].address : null
+  description = "IP address for Ethereum beacon client (Static IP or Cluster IP)"
+  value       = var.CREATE_STATIC_IPS ? google_compute_address.eth_beacon_ip[0].address : data.kubernetes_service.eth_beacon[0].spec[0].cluster_ip
 }
 
 output "eth_execution_rpc_url" {
   description = "Ethereum execution RPC URL"
-  value       = var.CREATE_STATIC_IPS ? "http://${google_compute_address.eth_execution_ip[0].address}:8545" : null
+  value       = var.CREATE_STATIC_IPS ? "http://${google_compute_address.eth_execution_ip[0].address}:8545" : "http://${data.kubernetes_service.eth_execution[0].spec[0].cluster_ip}:8545"
 }
 
 output "eth_execution_ws_url" {
   description = "Ethereum execution WebSocket URL"
-  value       = var.CREATE_STATIC_IPS ? "ws://${google_compute_address.eth_execution_ip[0].address}:8546" : null
+  value       = var.CREATE_STATIC_IPS ? "ws://${google_compute_address.eth_execution_ip[0].address}:8546" : "ws://${data.kubernetes_service.eth_execution[0].spec[0].cluster_ip}:8546"
 }
 
 output "eth_beacon_api_url" {
   description = "Ethereum beacon API URL"
-  value       = var.CREATE_STATIC_IPS ? "http://${google_compute_address.eth_beacon_ip[0].address}:5052" : null
+  value       = var.CREATE_STATIC_IPS ? "http://${google_compute_address.eth_beacon_ip[0].address}:5052" : "http://${data.kubernetes_service.eth_beacon[0].spec[0].cluster_ip}:5052"
 }
 
 output "chain_id" {
diff --git a/spartan/terraform/deploy-eth-devnet/variables.tf b/spartan/terraform/deploy-eth-devnet/variables.tf
index 71bd8c5c1b3a..bb774cf00a44 100644
--- a/spartan/terraform/deploy-eth-devnet/variables.tf
+++ b/spartan/terraform/deploy-eth-devnet/variables.tf
@@ -34,6 +34,12 @@ variable "ETH_DEVNET_VALUES" {
   default     = "eth-devnet.yaml"
 }
 
+variable "MNEMONIC" {
+  description = "The mnemonic to use for the eth devnet"
+  type        = string
+  default     = "test test test test test test test test test test test junk"
+  sensitive   = true
+}
 
 
 variable "CREATE_STATIC_IPS" {
diff --git a/spartan/terraform/deploy-rollup-contracts/main.tf b/spartan/terraform/deploy-rollup-contracts/main.tf
index 92cd212c14cb..f9ed1a36677e 100644
--- a/spartan/terraform/deploy-rollup-contracts/main.tf
+++ b/spartan/terraform/deploy-rollup-contracts/main.tf
@@ -31,7 +31,7 @@ locals {
     ["--l1-rpc-urls", var.L1_RPC_URLS],
     ["--mnemonic", var.MNEMONIC],
     ["--l1-chain-id", tostring(var.L1_CHAIN_ID)],
-    # ["--validators", var.VALIDATORS],
+    ["--validators", var.VALIDATORS],
     ["--json"], # Always output JSON for easier parsing
     var.SALT != null ? ["--salt", tostring(var.SALT)] : [],
     var.SPONSORED_FPC ? ["--sponsored-fpc"] : [],