Athan, The never dying

Hexproof Indestructible
Opponents hand size is 0
Whenever an opponent discards a card you may play that card without paying its manacost if you don't deal damage to any target equal to the discarded cards man value.
{w}{w}{b}{b}, target opponent draw a card
Athan cannot be discarded/Exiled
Athans power and toughness is equal to the amount
of cards you control but down own +1