Reproduction steps:
1. Open The attached project "New Unity Project.zip"
2. Open the Scene "test"
3. Build and Run
4. Run installed app.
5. In the Command Promt enter this command: "adb forward tcp:34999 localabstract:Unity-com.test.framedebug"
6. Open FrameDebug Window on Unity Editor and choose the connected mobile phone.
7. Click Enable button on FrameDebug Window.

Expected result: Both towers appear on the RenderLoopNewBatcher.Draw frame
Actual result: One tower appears on the Draw.Mesh frame

Reproducible with: 2019.4.13f1, 2021.1.0a1
Not reproducible with: 2019.4.29f1, 2021.1.0a2

Reproducible with:
VLNQA00277, Asus ROG Phone, Android: 8.1.0, CPU: Snapdragon 845 SDM845, GPU: Adreno (TM) 630
VLNQA00030, Lge LG G2, Android: 4.4.2, CPU: Snapdragon 800 MSM8974, GPU: Adreno (TM) 330
VLNQA00006, Samsung Galaxy S7, Android: 8.0.0, CPU: Exynos 8 Octa 8890, GPU: Mali-T880
VLNQA00121, Samsung Galaxy S9, Android: 9, CPU: Exynos 9 Series 9810, GPU: Mali-G72

Not reproducible with:
Editor and Player on Windows 10

Notes:
- ADB has to be installed for the 5th step to work