No, this isn't a terrywad.
This is a [semi] 30-map megawad with heavily modded weapons and enemies.
[WARNING: Some levels are very hard, you would need some skill to pass these. If you can't get past a part, use the resurrect code.]
Extract the file and put the .wad file in your gzdoom directory.
is this compatible with multiplayer
No.
Horrible even for a jokewad.
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