Yiga Training.
As a bonus action the yiga troop can teleport up to 15 ft. to a space it can see.

Yiga Weakness.
The yiga troop makes all attacks with disadvantage if it can see or smell bananas.

Multiattack.
The yiga troop makes two attacks with its windcleaver or one with its windcleaver and one windslice.

Windcleaver
Melee Weapon Attack +7 to hit, reach 5 ft., one target Hit: 10(1d10+4) slashing damage

Windslice.
Ranged Weapon Attack +7 to hit, 30/60 ft., one target Hit: 10(1d10+4) slashing damage

Volcanic Fist (3/Day)
The yiga troop sends a wave of energy into the ground. The energy moves to a target within 45 ft. The target must succeed a DC 15 dexterity saving throw or take 21 (6d6) fire damage and be knocked prone. On a successful save, the target takes only half damage and isn't knocked prone.