The first time your system is damaged, prevent that damage.
Kevan
Password Guesser
Add fifty percent (rounded down) to any damage you cause by Attacking.
Raven
Open Source
When you win this Program, you may take free copies of any other Programs. For each Program you copy, its owner may take a copy of one of your Programs (other than Open Source).
Kevan
Seed AI
Gain a number of Bits equal to the round number at the beginning of each round. When your total Bits exceed the sum of all other systems' Bits, you win.