This mod is a modification of Doom ll In Doom from LightwaveAlice (can find it searching "Doom 2 monsters in Doom" and click in "Doom 2 monsters in Doom 1? - WADs & Mods - Doomworld"
Modifications:
actor InvisDReplacer : RandomSpawner 58
{
DropItem "Revenant", 255, 35
DropItem "Spectre", 255, 65
}
actor BaronReplacer : RandomSpawner 3003
{
DropItem "Archvile", 255, 20
DropItem "BaronOfHell", 255, 80
}
actor SGReplacer : RandomSpawner 2001
{
DropItem "SuperShotgun", 255, 75
DropItem "Shotgun", 255, 25
}
to
actor ZombieReplacer : RandomSpawner 3004
{
DropItem "ZombieMan", 255, 90
DropItem "ChaingunGuy", 255, 10
}
actor ShotgunReplacer : RandomSpawner 9
{
DropItem "ShotgunGuy", 255, 85
DropItem "ChaingunGuy", 255, 15
}
actor SGReplacer : RandomSpawner 2001
{
DropItem "SuperShotgun", 255, 67
DropItem "Shotgun", 255, 33
}