Spellcasting. The mage is a 20th-level spellcaster. Its spellcasting ability is Intelligence (spell save DC 14 +6 to hit with spell attacks). The blindsinger has the following wizard spells prepared:

Cantrips (at will): Green-Flame Blade, Booming Blade, Sword Burst, Fire Bolt,

1st level (4 slots): Comprehend Languages, Absorb Elements, Alarm, shield

2nd level (3 slots): misty step, Blur

Bladesong. You can use a bonus action to start the Bladesong, which lasts for 1 minute (2/day). It ends early if you are incapacitated, if you use two hands to make an attack with a weapon.

• You gain a bonus to your AC equal to your Intelligence modifier (+3).
• Your walking speed increases by 10 feet.
• You have advantage on Dexterity (Acrobatics) checks.
• You gain a bonus to any Constitution saving throw you make to maintain your concentration on a spell. The bonus equals your Intelligence modifier (+3).

Multiattack. The bladesinger makes two melee attacks.

Longsword of dancing flame +1. Melee Weapon Attack: +7 to hit, reach 5 ft. , one target. Hit: 8 (1d8 + 4) slashing damage, or 9 (1d10 +4) slashing damage if used with two hands, plus 4 (1d8) fire damage.