Dive Attack. If the aarakocra is flying and dives at least 30 feet straight toward a target and then hits it with a melee weapon attack, the attack deals an extra 3 (1d6) damage to the target.

Spellcasting. The windmaster is a 4th-level spellcaster. Its spellcasting ability is Wisdom (spell save DC 15, +7 to hit with spell attacks). The windmaster has the following druid spells prepared: 
Cantrips (at will): poison spray, druidcraft, shillelagh, resistance 
1st level (3 slots): animal friendship, thunderwave, healing word 
2nd level (2 slots): hold person, gust of wind

[roll]1d20[/roll]

Longsword. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: [roll]2d8+6[/roll] slashing damage + [roll]2d10+6[/roll] radiant damage or [roll]2d10+6[/roll] slashing damage + [roll]4d10+6[/roll] radiant damage.