Steps to Reproduce:

• Make a flat world using the void preset and break all of the blocks except two.

• Spawn an entity.

• Give glowing effect to the entity. You can also shoot a tipped arrow at them.

• Check FPS

Observed Results:

The game's FPS drops significantly, from around 200 fps to 80 fps.

Expected Results:
The FPS should drop a little bit, but not too much.

Screenshots/Videos:

Before giving the effect:

After giving the effect:

Video Settings:

Notes:

It makes it really hard to aim players to kill them if your teammates or enemies are glowing.