Vorel, Rejected Strategist

Riot (This creature enters the battlefield with your
choice of a +1/+1 counter or haste.)
Whenever one or more +1/+1 counters are put on Vorel, Rejected Strategist, creatures you control
gain Evolve until end of turn. (Whenever a creature enters the battlefield under your control, if that creature
has greater power and toughness than this creature, put a +1/+1 counter on this creature.)