Rune slots in Doom are a unique form of item that can be found in the game. They are activated by picking them up and clicking on them, and then using the corresponding key to open the slot.
When opened, the slot will reveal one of three runes – green, blue, or yellow – which can be used to power up various abilities in the game.
There are several ways to unlock rune slots in Doom. One way is to find them as random items across the levels.
Another way is to find specific secret areas that contain them. Finally, you can also buy them from specific vendors in the game.
The final conclusion is that rune slots are an interesting addition to the game, and offer players a way to customize their abilities further. They can be a challenging find, but well worth the trouble if you want to fully exploit all of Doom’s potential!.