Kenos, the hive mind

Kenos, th hive mind has all abilities of each silver
card in your graveyard.
whenever a creature you don't contol dies, return
it to the battlefield under your control. that
creature is a sliver in addition to its other types.
if kenos, the hive mind would be put into a
graveyard or into exile from everywhere, return
it to its owner's hand at the beginning of the
next end step.