Clairvoyant Conqueror

Warlord - Discard a card.( At the beginning of your combat step, you may pay this warlord
cost. If you do, this creature become your warlord
as long you don't pay another warlord cost.)
Whenever Clairvoyant Conqueror attacks, if
it is your warlord, scry X and draw a card,
where X is the number of attacking creatures.