Dragz fav Clocks

Bottom
/fill ~ ~1 ~ ~10 ~1 ~20 stone 0 replace redstone_block

-Z Side
/fill ~ ~ ~1 ~10 ~ ~21 redstone_block 0 replace stone


blockdata ~ ~ ~-2 {TransferCooldown:0}

/blockdata ~ ~ ~ {SuccessCount:1}

/testfor @e[type=Spider] {HealF:1f}

/testforblock ~ ~ ~ command_block 1 {SuccessCount:150}