It tells you that you can activate his abilities not only at instant speed, but also during every turn, not just your own
Whenever you attack a player, choose target nontoken creature that's attacking that player
There are reasons this is worse that Anger too so which you play, if either, will depend on subtle things in your list
Hands to Keep I think it is important to view the deck in four components enablers (eight in total Entomb and Faithless Looting with eight creatures to discard), reanimation spells (twelve in total Reanimate, Animate Dead and Exhume), disruption (ten in total Thoughtseize, Unmask and Grief) and mana (twenty-two in total Lotus Petal, Dark Ritual and fourteen lands) The ideal hand in pre-board games is one that has a route to the combo (Entomb or Faithless Looting plus Creature, and a reanimation spell), a disruption spell (Thoughtseize, Unmask or Grief) and enough mana to make it all happen