Roy, The Flame Swordsman

Burn (Whenever this creature deals combat damage
to a creature or player, place burn counters on that creature or player equal to the damage dealt. Burn counters deal 1 damage to target creature or player
during your end step. Once damage is dealt each turn, remove 1 burn counter from all creatures and players.)
{r}: Roy, the Flame Swordsman gets +1/+0
until end of turn.