Kerrimarie, Feline Enchantress

When Kerrimarie, Feline Enchantress enters the battlefield, place a +1/+1 counter on all other cat creatures under you control.
All cats have first strike and vigilance.
{2}{w}{g}: Proliferate—(Choose any number of players and/or permanents that have counters on them, then
put another of each kind of counter that are already there).
{2}{w}: All cats have shroud until the end of the turn. (This permanent or player can't be the target of spells or abilities)