Plumecreed Mentor | Creature | Bird Scout | Flying
Whenever Plumecreed Mentor or another creature you control with flying enters, put a +1/+1 counter on target creature you control without flying. | Henry Peters
3 LSV
Starseer Mentor | Creature | Bat Warlock | Flying, vigilance
At the beginning of your end step, if you gained or lost life this turn, target opponent loses 3 life unless they sacrifice a nonland permanent or discard a card. | Taras Susak
3.5 LSV
Seedglaive Mentor | Creature | Mouse Soldier | Vigilance, haste
Valiant — Whenever Seedglaive Mentor becomes the target of a spell or ability you control for the first time each turn, put a +1/+1 counter on it. | Vincent Christiaens
3 LSV
Burrowguard Mentor | Creature | Rabbit Soldier | Trample
Burrowguard Mentor's power and toughness are each equal to the number of creatures you control. | Dmitry Burmak
3 LSV