A slightly redesigned controller for https://codegolf.stackexchange.com/questions/171810/who-can-get-more-points-card-game-koth

betterController.js

function playGame(a, b) {
    botSetup(a, b);
    for (var i = 0; i < 500; i++) {
        runBots(a, b);
    }
    console.log("Bot " + a.name + ": " + a.points);
    console.log("Bot " + b.name + ": " + b.points);
}

function botSetup(...bots) {
    for (var b, i = 0; i < 2; i++) {
        b = bots[i];
        b.points = 0;
        b.energy = 20;
        b.storage = {};
        b.affectAdd = [];
        b.affectAct = [];
        b.shield = 0;
    }
}

function runBots(botA, botB) {
    var bot = [
        botA,
        botB
    ];
    var res = [
        botA.run([botA.points, botB.points], [botA.energy, botB.energy], botA.storage).toLowerCase(),
        botB.run([botB.points, botA.points], [botB.energy, botA.energy], botB.storage).toLowerCase()
    ];
    var mod = [
        0,
        0
    ];
    
    function process(i) {
        if (res[i] == 'a' && bot[i].energy >= 0.1) {
            bot[i].energy -= 0.1;
            mod[i] += 5;
        } else if (res[i] == 'r' && bot[i].energy >= 0.1) {
            bot[i].energy -= 0.1;
            mod[1 - i] -= 5;
        } else if (res[i] == 'h' && bot[i].energy >= 1) {
            bot[i].energy -= 1;
            bot[i].affectAdd.push('h');
        } else if (res[i] == 'y' && bot[i].energy >= 1) {
            bot[i].energy -= 1;
            bot[1 - i].affectAdd.push('h');
        } else if (res[i] == 'd' && bot[i].energy >= 2) {
            bot[i].energy -= 2;
            bot[i].affectAdd.push('d');
        } else if (res[i] == 't' && bot[i].energy >= 2) {
            bot[i].energy -= 2;
            bot[1 - i].affectAdd.push('d');
        } else if (res[i] == 'n' && bot[i].energy >= 3) {
            bot[i].energy -= 3;
            bot[i].affectAdd.push('n');
        } else if (res[i] == 'o' && bot[i].energy >= 3) {
            bot[i].energy -= 3;
            bot[1 - i].affectAdd.push('n');
        } else if (res[i] == 's' && bot[i].energy >= 15) {
            bot[i].energy -= 15;
            bot[i].shield += 5;
        } else if (res[i] == 'x') {
            mod[1 - i] += 10;
            bot[1 - i].energy = (bot[1 - i].energy >= 5) ? bot[1 - i].energy - 5 : 0;
        } else if (res[i] == 'e' && bot[i].points >= 10) {
            mod[i] -= 10;
            bot[i].energy += 5;
        }
    }

    process(0);
    process(1);

    function applyChanges(i) {
        if (bot[i].affectAct.includes('h')) {
            mod[i] *= 0.5;
        }
        if (bot[i].affectAct.includes('d')) {
            mod[i] *= 2;
        }
        if (bot[i].affectAct.includes('n')) {
            mod[i] *= -1;
        }
        if (bot[i].shield > 0) {
            mod[i] = (mod[i] < 0) ? 0 : mod[i];
            bot[i].shield--;
        }
        bot[i].points += mod[i];
        bot[i].affectAct = bot[i].affectAdd;
        bot[i].affectAdd = [];
    }

    applyChanges(0);
    applyChanges(1);
}

/*  A=Add 5 points to your score     [Costs 0.1 energy]
    R=Remove 5 points from opponent  [Costs 0.1 energy]
    H=Half your next score           [Costs 1 energy]
    Y=Half opponent's next score     [Costs 1 energy]
    D=Double your next score         [Costs 2 energy]
    T=Double opponent's next score   [Costs 2 energy]
    N=Negate your next score         [Costs 3 energy]
    O=Negate opponent's next score   [Costs 3 energy]
    S=Shield for 5 turns             [Costs 15 energy]
    X=Take five energy from opponent [Gives opponent 10 points]
    E=Refill five energy             [Takes 10 points]           */

playGame(
    {
        name: "",
        desc: "",
        run: function() {

        }
    }, {
        name: "",
        desc: "",
        run: function() {

        }
    }
);