diff --git a/test/stRefundTestFiller.json b/test/stRefundTestFiller.json
index 6b2b2fc15..6749fd3dd 100644
--- a/test/stRefundTestFiller.json
+++ b/test/stRefundTestFiller.json
@@ -303,6 +303,34 @@
              "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
              "data" : ""
          }
-     }
+     },
+    "RefundOverflow" : {
+           "env" : {
+               "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+               "currentDifficulty" : "45678256",
+               "currentGasLimit" : "115792089237316195423570985008687907853269984665640564039457584007913129639935",
+               "currentNumber" : "0",
+               "currentTimestamp" : 1,
+               "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+           },
+           "pre" : {
+               "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                   "balance" : "400",
+                   "code" : "0x",
+                   "nonce" : "0",
+                   "storage" : {
+                   }
+               }
+           },
+           "transaction" : {
+               "data" : "",
+               "gasLimit" : "5789604461865809771178549250434395392663499233282028201972879200395656482016",
+               "gasPrice" : "20",
+               "nonce" : "0",
+               "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+               "to" : "b94f5374fce5edbc8e2a8697c15331677e6ebf0b",
+               "value" : ""
+           }
+       }
 
 }
diff --git a/test/stSystemOperationsTestFiller.json b/test/stSystemOperationsTestFiller.json
index 253ba0a8a..6a4b83e34 100644
--- a/test/stSystemOperationsTestFiller.json
+++ b/test/stSystemOperationsTestFiller.json
@@ -33,6 +33,76 @@
         }
     },
 
+    "testRandomTest": {
+        "env" : {
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "115792089237316195423570985008687907853269984665640564039457584007913129639935",
+            "currentGasLimit" : "1000000",
+            "currentNumber" : "300",
+            "currentTimestamp" : "2",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "pre" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x424443444243434383f0155af055",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x",
+                "nonce" : "0",
+                "storage" : {
+                }
+            }
+        },
+        "transaction" : {
+            "data" : "",
+            "gasLimit" : "10000",
+            "gasPrice" : "1",
+            "nonce" : "0",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "to" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "value" : "100000"
+        }
+    },
+
+    "createWithInvalidOpcode": {
+        "env" : {
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
+            "currentDifficulty" : "115792089237316195423570985008687907853269984665640564039457584007913129639935",
+            "currentGasLimit" : "1000000",
+            "currentNumber" : "300",
+            "currentTimestamp" : "2",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "0x444242424245434253f0",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
     "createNameRegistratorOOG_MemExpansionInsufficientBalance": {
         "env" : {
             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
diff --git a/test/stTransactionTestFiller.json b/test/stTransactionTestFiller.json
index cd42af795..a5092b60b 100644
--- a/test/stTransactionTestFiller.json
+++ b/test/stTransactionTestFiller.json
@@ -169,7 +169,7 @@
         },
         "pre" :
         {
-            "b94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
                 "balance" : "1000",
                 "code" : "",
                 "nonce" : "0",
@@ -189,6 +189,68 @@
         }
     },
 
+    "TransactionFromCoinbaseHittingBlockGasLimit" : {
+        "env" : {
+            "currentCoinbase" : "a94f5374fce5edbc8e2a8697c15331677e6ebf0b",
+            "currentDifficulty" : "45678256",
+            "currentGasLimit" : "1100",
+            "currentNumber" : "0",
+            "currentTimestamp" : 1,
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "pre" :
+        {
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000",
+                "code" : "",
+                "nonce" : "0",
+                "storage" : {
+                }
+            }
+        },
+        "transaction" :
+        {
+            "data" : "",
+            "gasLimit" : "1100",
+            "gasPrice" : "1",
+            "nonce" : "",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "to" : "b94f5374fce5edbc8e2a8697c15331677e6ebf0b",
+            "value" : "10"
+        }
+    },
+
+    "TransactionFromCoinbaseHittingBlockGasLimit1" : {
+        "env" : {
+            "currentCoinbase" : "a94f5374fce5edbc8e2a8697c15331677e6ebf0b",
+            "currentDifficulty" : "45678256",
+            "currentGasLimit" : "1100",
+            "currentNumber" : "0",
+            "currentTimestamp" : 1,
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "pre" :
+        {
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "100000",
+                "code" : "",
+                "nonce" : "0",
+                "storage" : {
+                }
+            }
+        },
+        "transaction" :
+        {
+            "data" : "",
+            "gasLimit" : "1101",
+            "gasPrice" : "1",
+            "nonce" : "",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "to" : "b94f5374fce5edbc8e2a8697c15331677e6ebf0b",
+            "value" : "10"
+        }
+    },
+
     "ContractStoreClearsSuccess" : {
         "env" : {
             "currentCoinbase" : "b94f5374fce5edbc8e2a8697c15331677e6ebf0b",
diff --git a/test/vmSha3TestFiller.json b/test/vmSha3TestFiller.json
index 7ed729520..851b7aab9 100644
--- a/test/vmSha3TestFiller.json
+++ b/test/vmSha3TestFiller.json
@@ -193,5 +193,89 @@
             "gasPrice" : "100000000000000",
             "gas" : "10000"
         }
+    },
+
+    "sha3_bigSize": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "1000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+                "nonce" : 0,
+                "code" : "{ [[ 0 ]] (SHA3 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff)}",
+                "storage": {}
+            }
+        },
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+            "data" : "",
+            "gasPrice" : "1",
+            "gas" : "0x10000000000"
+        }
+    },
+
+    "sha3_bigOffset": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "1000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+                "nonce" : 0,
+                "code" : "{ [[ 0 ]] (SHA3 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff 2)}",
+                "storage": {}
+            }
+        },
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+            "data" : "",
+            "gasPrice" : "1",
+            "gas" : "0x10000000000"
+        }
+    },
+
+    "sha3_bigOffset2": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "1000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
+                "balance" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+                "nonce" : 0,
+                "code" : "{ [[ 0 ]] (SHA3 0x1000000 2)}",
+                "storage": {}
+            }
+        },
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
+            "data" : "",
+            "gasPrice" : "1",
+            "gas" : "0x100000000"
+        }
     }
 }