Tuesday 15 October 2024

Mech Campaign - Part 7 - Rule Changes and Game Report

While painting our new house, I have had plenty of time to think about the mech rules (see draft rules here) and consider amendments. The area or the rules I was not overly happy with was how mechs take damage. The rules currently has mechs simply accumulating hits until a certain threshold is reached, at which point they are destroyed.

More rule changes.

The first change I wanted was to allow mech shooting to be able to inflict multiple hits on a target. Instead of rolling a single die with modifiers to hit on a 4 or higher, mechs now roll multiple dice. The number of dice can increase or decrease based on factors like long range or a target in cover. Each 5 or 6 rolled counts as a hit.

For example:

  1. A titan-class mech normally rolls 3 dice, but when shooting at a target beyond half its range, it is reduced to 2 dice. It rolls a 5 and a 6 and inflicts 2 hits.
  2. A raider-class mech, which has fewer weapons than a titan-class, rolls 2 dice. If it shoots at a target within half its range but the target is in cover, the dice rolled are reduced by 1.

The second change adds a check whenever a mech takes any hits to determine if a critical system is damaged causing the mech to be destroyed. The chance of destruction increases as the mech accumulates more hits. After applying the hits, a dice is rolled. If the result is lower than the total number of hits, the mech is destroyed. 

For example:

  1. A mech with 2 accumulated hits takes 2 more hits, bringing the total to 4. It then rolls a 3 on the die, which is less than the total hits, so the mech is destroyed. (If it had rolled 4 or more it would have survived.)

This approach means that a mech will be automatically destroyed upon taking its seventh hit, as it's impossible to roll a number equal to or greater than 7 on a dice.

The following battle report tested the above rule changes.

Battle Report…

The game features two groups - Rorek Syndicate mechs (blue) and StarCore Corporation mechs (red) - converging on two mines located near the Rift of Perdition, an impassable crevice. These mining complexes are strategically important, as they are the only way to cross the crevice.

The tabletop setup. StarCore mechs are closest.

Both mech groups advanced quickly. Rorek deployed their lighter, faster raider-class mechs to reach the mining complexes, staying hidden behind the buildings. The StarCare mechs struck first, focusing their fire on a Rorek titan-class mech that had strayed within range and managed to destroy it. In response, the Rorek mechs delivered some highly accurate shooting, hitting critical systems on several StarCore mechs, effectively splitting the StarCore force into two groups around the two mining complexes. 

StarCore strike first.

Rorek shooting proves to be accurate hitting critical systems.

Rorek maintained their momentum by downing another StarCore mech. The tide of battle briefly turned for the StarCore force when their remaining titan-class mech secured one of the mining complexes after destroying a Rorek mech that had been contesting control of it. After a period where both sides exchanged fire, Rorek’s superior numbers eventually proved decisive, and they destroyed the last StarCore titan-class mech. With their forces depleted, the remaining StarCore mech retreated, allowing Rorek to move in and capture both mining complexes, securing victory.

StarCore try to change momentum and move on the mine complexes, taking more damage in the process.

StarCore capture and control the left hand mine complex.

The loss of their last titan-class sees the remaining StarCore mech retire. 

Campaign Implications…

The Rorek Syndicate has secured two more prospecting territories in the disputed zone, bringing their total claims to match those of StarCore. This back-and-forth exchange of territory can continue for a while, but eventually one of the organisations will need to change their strategy from focusing solely on expansion, to one of disrupting the opponent's claims or attempt to seize some of their rival's territory.

Claimed territories - Rorek in blue and StarCore in red.

The campaign rules and the possible strategies can be found here.

Rule Changes...

I am definitely keeping the rule for checking damage to a mech's critical systems, as it adds a level of uncertainty as the hits accumulated. However, I'm still unsure about the other rule change allowing for multiple hits from an attack. I will need to play a few more test games before deciding about this rule.


10 comments:

  1. No homebrew rule set survives contact with its first battle (which I know only too well). Lots to like here though especially for some reason the crevasse you created (with felt?) which came out really well in the photos. Ticking off damage boxes until destruction is a bit boring and you seem to have dealt with that issue nicely. Kudos.

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    1. The crevasse is made from black velvet as that was all at hand in my wife’s fabric stash. Normally I would have used felt. Agree, very few rule changes work first time without some finessing.

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  2. It seems to me you have simply sped up results by increasing damage output and making Mechs more vulnerable. There is also no mechanism to reduce fire power or movement before total loss.
    Instead of alive/dead you may want to think about wearing down to get the effects you are looking for. Sadly, that would require more record keeping.

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    1. Yes, the results have been sped up. I may have to drop one of the changes if I have sped them up too much. If I do I will keep the critical hits test as I like that one. One option with loss of abilities is to increase the activation costs once a mech has taken more than a set number of hits. Not quite a reduction of power/movement but it would limit a mech’s effectiveness.

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  3. Nice little battle. ⚔️⚔️
    Your changes seem sensible to me (not that I really know anything). The larger mechs will doubtless carry more weaponry and perhaps have more armour/protection but presumably they are heavier and less agile than the smaller mechs, as well as being a bigger target. Of course, this might just be a case of swings and roundabouts. I’ll be interested to read how you get on with your further playtesting.
    Cheers,
    Geoff

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    1. Hi Geoff. Currently, the rules only have large and small mechs. As you mentioned, large mechs have the firepower, while smaller mechs offer speed. I’m considering adding medium mechs, but I might opt to introduce upgrades instead.

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  4. All going well it seems and playtesting always throws up issues that might need addressing. Loved the cartoon style illustrations, which I presume were photos with a 'filter' used to change them?

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    1. The cartoons use the Clip2Cartoon app which turns a photo into a cartoon style. I then add the text bubbles.

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  5. Great looking game Peter and both sides seemed to have a chance to win.

    The rules changes seem to be good. I think an activation penalty for damage would be easiest to manage rather than a progressive loss of movement and firepower. I have found that it is easy to go down the route of more and more detail until your one page rules suddenly need an index 🤣 and you may as well play a commercial set.

    And the rules don't have to be to realistic, you are playing with giant mechs on a long forgotten mining planet orbiting a star far far away. 😁

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    1. Thanks Ben. I suspect I will next be trying out an activation penalty approach in the next game.

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