Communion in Winter

At the beginning of each player's upkeep,
that player may place a +1/+1 counter
on target creature or gain 2 life.
Creatures with +1/+1 counters don't
untap during untap steps.
Whenever a player gains life,
that player discards that many cards.
"We knew it was flu season
but received it anyway..."
-- Some Random Parishioner