Phoenix, Angelic Bard

Lifelink, haste

Whenever Phoenix attacks for the first time each turn, untap all creatures you control. After the second main phase, there is an additional combat phase.

{x}{w}{w}{r}{r}{t}: Serenade — Place X +1/+1 counters on
up to one creature you control. You may activate this ability any time you could cast an instant.