diff --git a/nucypher/blockchain/eth/interfaces.py b/nucypher/blockchain/eth/interfaces.py
index 66499a97d..17f73524c 100644
--- a/nucypher/blockchain/eth/interfaces.py
+++ b/nucypher/blockchain/eth/interfaces.py
@@ -438,7 +438,12 @@ class BlockchainInterface:
         #
 
         if self.transacting_power.device:
-            emitter.message(f'Confirm transaction {transaction_name} on hardware wallet...', color='yellow')
+            cost_wei = unsigned_transaction['gasPrice'] * unsigned_transaction['gas']
+            cost = Web3.fromWei(cost_wei, 'gwei')
+            # TODO: Show the USD Price
+            # Price Oracle
+            # https://api.coinmarketcap.com/v1/ticker/ethereum/
+            emitter.message(f'Confirm transaction {transaction_name} on hardware wallet... ({cost} gwei)', color='yellow')
         signed_raw_transaction = self.transacting_power.sign_transaction(unsigned_transaction)
 
         #
diff --git a/nucypher/cli/commands/deploy.py b/nucypher/cli/commands/deploy.py
index 91fa6fdee..852306f5f 100644
--- a/nucypher/cli/commands/deploy.py
+++ b/nucypher/cli/commands/deploy.py
@@ -73,7 +73,7 @@ option_registry_infile = click.option('--registry-infile', help="Input path for
 option_registry_outfile = click.option('--registry-outfile', help="Output path for contract registry file", type=click.Path(file_okay=True))
 option_target_address = click.option('--target-address', help="Address of the target contract", type=EIP55_CHECKSUM_ADDRESS)
 option_gas = click.option('--gas', help="Operate with a specified gas per-transaction limit", type=click.IntRange(min=1))
-option_gas_strategy = click.option('--gas-strategy', help="Operate with a specified gas price strategy", type=GAS_STRATEGY_CHOICES, default=None)
+option_gas_strategy = click.option('--gas-strategy', help="Operate with a specified gas price strategy", type=click.STRING, default=None)  # TODO: GAS_STRATEGY_CHOICES
 option_network = click.option('--network', help="Name of NuCypher network", type=click.Choice(NetworksInventory.networks), default=None)
 option_ignore_deployed = click.option('--ignore-deployed', help="Ignore already deployed contracts if exist.", is_flag=True)
 option_ignore_solidity_version = click.option('--ignore-solidity-check', help="Ignore solidity version compatibility check", is_flag=True, default=None)
diff --git a/nucypher/utilities/sandbox/blockchain.py b/nucypher/utilities/sandbox/blockchain.py
index 914d3a992..472ecbc36 100644
--- a/nucypher/utilities/sandbox/blockchain.py
+++ b/nucypher/utilities/sandbox/blockchain.py
@@ -62,6 +62,10 @@ def token_airdrop(token_agent, amount: NU, origin: str, addresses: List[str]):
     return receipts
 
 
+def free_gas_price_strategy(w3, transaction_params=None):
+    return 0
+
+
 class TesterBlockchain(BlockchainDeployerInterface):
     """
     Blockchain subclass with additional test utility methods and options.
@@ -69,6 +73,9 @@ class TesterBlockchain(BlockchainDeployerInterface):
 
     _instance = None
 
+    GAS_STRATEGIES = {**BlockchainDeployerInterface.GAS_STRATEGIES,
+                      'free': free_gas_price_strategy}
+
     _PROVIDER_URI = 'tester://pyevm'
     TEST_CONTRACTS_DIR = os.path.join(BASE_DIR, 'tests', 'blockchain', 'eth', 'contracts', 'contracts')
     _compiler = SolidityCompiler(source_dirs=[(SolidityCompiler.default_contract_dir(), {TEST_CONTRACTS_DIR})])
@@ -124,17 +131,9 @@ class TesterBlockchain(BlockchainDeployerInterface):
         if eth_airdrop is True:  # ETH for everyone!
             self.ether_airdrop(amount=DEVELOPMENT_ETH_AIRDROP_AMOUNT)
 
-    @staticmethod
-    def free_gas_price_strategy(w3, transaction_params=None):
-        return 0
-
     def attach_middleware(self):
-        # For use with Proof-Of-Authority test-blockchains
-        if self.poa is True:
-            self.log.debug('Injecting POA middleware at layer 0')
-            self.client.inject_middleware(geth_poa_middleware, layer=0)
         if self.free_transactions:
-            self.w3.eth.setGasPriceStrategy(self.free_gas_price_strategy)
+            self.w3.eth.setGasPriceStrategy(free_gas_price_strategy)
 
     def __generate_insecure_unlocked_accounts(self, quantity: int) -> List[str]: