Glenmar's White Training Halls

When Glenmar's Training Halls enters the battlefield, create a green Glenmar's Student planeswalker token and put three loyalty counters on it. It has +1: you gain 2 life. If
you control three or more creatures, you
gain 3 life instead; -1: creatures you control
get +1/+1 until end of turn; -6: you get an emblem with "creatures you control have vigilance and lifelink.