Steps:
1. Go to Ninja Saga(stop on character select screen).
2. Open Cheat engine and hook to process "plugin-container.exe".
3. Scan Type: Search for this array, Value Type: Array of Bytes, Check HEX.
4. Scan for "28 00 00 00 0C 03 00 00 26 02 00 00 03 00 00 00 02 00 00 00 18 00 00 00 64 00 00 00 28 00".
5. Double Click Value.
6. Replace w/ "FF FF 00 00 0C 03 00 00 26 02 00 00 03 00 00 00 02 00 00 00 18 00 00 00 64 00 00 00 FF FF".
7. Check (tick) the "Frozen" box at the left side of the address.
8. Choose Character then click "PLAY".
Note: Using this cheat in pvp, opponent may also acquire the same amount of HP and CP.therefore, use skills with negative status such as burning,poison,prison etc.