Linus, Captain of the Guard

{t} Warrior Training: Deal 1 damage to any
number of target other Guinea Pigs, at the
beginning of your next upkeep, they gain the
type Knight in addition to their other types, if
any are already a Knight they gain a +1/+1
counter instead. Also, any targeted creature by
this ability may {t} as an additional cost to this
ability, to receive an additional +0/+1 counter
at the beginning of your next upkeep as well.
"Not all survive his harsh training, and none make it through unscathed."