Thanks @voron00 for the 2019 update, here is the bios including ReBar!
Modules:
- OROM IRST RAID for SATA v13.0.0.2075 → v14.8.2.2397
- EFI IRST RAID for SATA v13.0.0.2075 → v14.8.2.2397
- EFI GOP Driver HSW-BDW v5.5.1024 → v5.5.1034
- OROM Intel Boot Agent GE v1.5.47 → v1.5.62
- EFI Intel PRO/1000 UNDI v6.0.03 → v6.6.04
- ReBarDxe → v0.3
Microcode:
- Haswell: 27 - cpu306C3_plat32_ver00000027_2019-02-26_PRD_4F5914B9.bin
- Broadwell: 20 - cpu40671_plat22_ver00000020_2019-03-07_PRD_5246E87E.bin
MAXIMUS-VII-RANGER-ASUS-3503-REBAR.zip (5.6 MB)
SHA256 from M7R.CAP 4CCCB56ABB490E7A0745E1D2C8F90EB9B4BA582169524754314F32F06ECBD9AF
For future reference on how to approach bios modding on the VII Ranger (but not limited to!), see the thread on the ReBar GitHub page with the final solution on this post.