It sounds like you’re looking for a highly compressed version of Devil May Cry 2, specifically a file labeled “13” (likely a split archive part, e.g., .r13 or .001, .002, or a 13th part of a compressed set).

3. The 13th Chamber

The moment Dante touched the cube, reality folded like a paper crane.

2. Legitimate Ways to Get Devil May Cry 2 Highly Compressed

• PC Version: DMC2 was never natively on PC except via HD Collection (2018). The original PS2 version is often repacked as a PS2 emulator-ready ISO (e.g., PCSX2). Highly compressed sizes can be 150–300 MB (original ~4.3 GB).
• HD Collection (PC): Contains DMC2. Repacks can shrink from ~12 GB to 2–4 GB (not “highly compressed” to 13 MB—impossible without stripping everything).

Searching for " Devil May Cry 2 highly compressed 13MB" typically leads to sites claiming to offer a full version of the game in an impossibly small file size. While "highly compressed" repacks like FitGirl Repacks

The Legacy of Devil May Cry 2