{
  "game": "drill",
  "displayName": "Drill",
  "rtpPercent": 99.0,
  "rtpE8": 99000000,
  "engine": "uint32",
  "biasClass": "modulo",
  "params": [
    {
      "name": "target_e8",
      "desc": "target ×1e8"
    },
    {
      "name": "shape",
      "desc": "diamond/circle/triangle"
    }
  ],
  "shapes": [
    "diamond",
    "circle",
    "triangle"
  ],
  "minTargetE8": 101000000,
  "maxMultE8": 100000000000000,
  "note": "3 lanes each draw a Limbo multiplier lane_i = floor(rtp·2^32/(2^32−u_i)); your shape's lane must reach target; multiplier = target."
}