Giant Insect
4th-level · Transmutation
Casting Time 1 action
Range 30 feet
Components V, S
Duration Up to 10 minutes (concentration)
Classes Druid
You transform insects and other vermin into monstrous versions of themselves. Until the spell ends, up to 3 spiders become giant spiders, 2 ants become giant ants, 2 crickets or mantises become ankhegs, a centipede becomes a giant centipede, or a scorpion becomes a giant scorpion. The spell ends for a creature when it dies or when you use an action to end the effect on it.
While it is within 60 feet you can use a bonus action to mentally command the insects. When you command multiple insects using this spell, you may simultaneously give them all the same command.
At Higher Levels
The spell's duration is 1 hour when using a 5th-level spell slot, or 8 hours when using a 6th-level spell slot.
Source: Level Up Advanced 5e · OGL/Open