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In my role as a game master, I usually shied away from heavy use of randomization during my tabletop roleplaying games. My preference was for the plot and what happened in a game to be determined by deliberate decisions rather than the roll of a die. That said, I chose to change my approach, and I'm truly glad I did.

The Catalyst: Watching a Custom Mechanic

An influential streamed game showcases a DM who frequently asks for "chance rolls" from the players. The process entails selecting a polyhedral and outlining potential outcomes based on the roll. While it's fundamentally no different from using a random table, these are created in the moment when a player's action doesn't have a predetermined conclusion.

I opted to test this technique at my own session, mostly because it looked interesting and offered a change from my usual habits. The results were fantastic, prompting me to reflect on the ongoing tension between pre-determination and improvisation in a roleplaying game.

A Memorable In-Game Example

In a recent session, my party had survived a massive conflict. When the dust settled, a player asked about two beloved NPCs—a sibling duo—had made it. Instead of choosing an outcome, I asked for a roll. I instructed the player to roll a d20. The possible results were: on a 1-4, both would perish; on a 5-9, only one succumbed; a high roll, they made it.

The player rolled a 4. This triggered a incredibly poignant sequence where the adventurers found the remains of their companions, forever holding hands in death. The group performed last rites, which was particularly powerful due to previous story developments. As a parting gesture, I chose that the forms were miraculously transformed, containing a spell-storing object. I randomized, the item's magical effect was precisely what the group lacked to solve another major situation. One just plan this type of magical story beats.

Honing DM Agility

This experience made me wonder if randomization and spontaneity are actually the core of D&D. Even if you are a detail-oriented DM, your ability to adapt can rust. Groups often excel at ignoring the most carefully laid plans. Therefore, a skilled DM must be able to think quickly and create details in the moment.

Employing on-the-spot randomization is a excellent way to train these abilities without going completely outside your comfort zone. The strategy is to apply them for low-stakes circumstances that have a limited impact on the campaign's main plot. For instance, I would avoid using it to decide if the main villain is a traitor. But, I might use it to decide if the characters reach a location just in time to see a critical event takes place.

Strengthening Collaborative Storytelling

Spontaneous randomization also works to maintain tension and foster the sensation that the game world is dynamic, evolving in reaction to their decisions as they play. It combats the sense that they are merely actors in a pre-written story, thereby strengthening the cooperative nature of storytelling.

Randomization has long been embedded in the original design. Early editions were filled with charts, which made sense for a playstyle focused on exploration. Even though contemporary D&D often prioritizes narrative and role-play, leading many DMs to feel they need exhaustive notes, this isn't always the best approach.

Striking the Healthy Equilibrium

Absolutely no problem with doing your prep. Yet, there is also no problem with stepping back and allowing the rolls to guide minor details rather than you. Control is a significant part of a DM's role. We use it to run the game, yet we frequently find it hard to release it, even when doing so can lead to great moments.

A piece of advice is this: Don't be afraid of letting go of the reins. Experiment with a little chance for minor story elements. It may discover that the organic story beat is infinitely more powerful than anything you might have scripted by yourself.