The source of the POWER RANGERS ZEO is the ZEO storage crystal. The super power is coming right from the crystal.
Zeo Data Archives Online:
The ZEO RANGERS have a special ZEO crystal in their bracelets. The strange power eminating from the ZEO crystals is the source of energy for all the ZEO RANGERS and their ZEO ZORDS.
#29 You use 7 cards for each match. Make three piles of seven cards each. Go to #9 or #30.