Radioactive Press is now offering copies of the Sentai Heroes supplement for the Toy Battle System Playset rules.
From their announcement:
Our latest Toy Battle System Playset Sentai Heroes is now available.
Sentai Heroes is a game of high tech team combat for t. In Sentai Heroes each player controls a team of fighters trying to stop the other team from succeeding in their nefarious plot. Sentai Heroes is a playset for the Toy Battle System game Power Warriors. Note: You must own a copy of the Toy Battle SystemTM game Power Warriors in order to use this playset.
Buy it now at RPGNow and Wargame Vault.