Aurora, Maiden of Frost

Whenever one or more creatures you control deals combat damage to a player, that player gets a Frost counter. Whenever a player has 3 or more frost counters, that player loses all their frost counters
and puts 2 Stun counters on all nonland permanents they control.
Whenever a stun counter is removed from a permanent, put a +1/+1 counter on up to 5 creatures you control, then draw a card.