Glinthawk

Flying
When Glinthawk deals damage to another players
or creature you don't control, put a frost counter
on that creature or player
As long you control Glinthawk, players can have
frost counters on them, spells cast by players with
frost counters on them cost {x} more for every
frost counter on them
{4}{u}{u}{t}: Glinthawk deal 1 damage to
every target