Observed behaviour

While using Mahou Tsukai's borrowed authority spell, Inventorio's sword slot, and a tetra sword when fighting a mob the sword would get duplicated on every hit

Expected behaviour

The tetra sword to be used and put back away as per usual behavior

Steps to reproduce

1. Place any enchanted tetra sword in inventorio's sword slot
2. cast Mahou Tsukai's borrowed authority spell
3. attack any mob with abnormal health, the mob I was attacking was an apotheothic boss from apotheosis
4. watch as after every hit the sword would get dropped, yet the sword in the sword slot wouldn't drop with them

Crashlog

No response

Tetra version

3.13.1

mGui version

3.2.0

Forge version

1.16.5 latest forge version as of 8/9/2021

Other mods

inventorio-forge-1.6.1
apotheosis-4.6.1
Mahou Tsukai-v1.31.35