#_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
#_/    ◆入手経験値＆金増加 － KGC_ExpGoldIncrease◆
#_/----------------------------------------------------------------------------
#_/  戦闘後に獲得する経験値・金を増加する機能を追加します。
#_/  Provides the function which increases gain EXP and Gold of battle result.
#_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/

#==============================================================================
# ★ カスタマイズ項目 - Customize ★
#==============================================================================

module KGC
  # ◆増加ステートの重複を許可
  ### Permits repetition of gain states.
  EXPGLD_INC_PERMIT_DOUBLE = true
end

#★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★

$imported = {} if $imported == nil
$imported["ExpGoldIncrease"] = true

if $game_special_states == nil
  $game_special_states = {}
  $data_states = load_data("Data/States.rxdata")
end
# 経験値○％ステート
### <e.g.> GainEXP150%
$game_special_states["inc_exp"] = /(?:(?:경험치)|(?:GainEXP))(d+)(%|％)/
# 入手金○％ステート                   
### <e.g.> GainGold150%           
$game_special_states["inc_gold"] = /(?:(?:입수금)|(?:GainGold))(d+)(%|％)/

#==============================================================================
# ■ Game_Actor
#==============================================================================

class Game_Actor < Game_Battler
  #--------------------------------------------------------------------------
  # ● EXP の変更
  #    exp : 新しい EXP
  #--------------------------------------------------------------------------
  def exp=(exp)
    rate = calc_exp_increase_rate(KGC::EXPGLD_INC_PERMIT_DOUBLE)
    exp = @exp + (exp - @exp) * rate / 100
    @exp = [[exp, $imported["LimitBreak"] ?
      KGC::LB_ACTOR_EXP_LIMIT : 9999999].min, 0].max
    # レベルアップ
    while @exp >= @exp_list[@level+1] and @exp_list[@level+1] > 0
      @level += 1
      # スキル習得
      for j in $data_classes[@class_id].learnings
        learn_skill(j.skill_id) if j.level == @level
      end
    end
    # レベルダウン
    while @exp < @exp_list[@level]
      @level -= 1
    end
    # 現在の HP と SP が最大値を超えていたら修正
    @hp = [@hp, self.maxhp].min
    @sp = [@sp, self.maxsp].min
  end
  #--------------------------------------------------------------------------
  # ● 経験値増加率計算
  #    permit_double : 重複許可
  #--------------------------------------------------------------------------
  def calc_exp_increase_rate(permit_double)
    rate = 100
    max_rate = -1
    # ステート[経験値○％]判定
    self.states.each { |state|
      if $data_states[state].name =~ $game_special_states["inc_exp"]
        if permit_double
          rate = rate * $1.to_i / 100
        else
          max_rate = [$1.to_i, max_rate].max
        end
      end
    }
    unless permit_double
      rate = [max_rate, 0].max
    end
    return rate
  end
end

#★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★

#==============================================================================
# ■ Game_Enemy
#==============================================================================

class Game_Enemy < Game_Battler
  #--------------------------------------------------------------------------
  # ● ゴールドの取得
  #--------------------------------------------------------------------------
  alias gold_KGC_ExpGoldIncrease gold
  def gold
    n = gold_KGC_ExpGoldIncrease
    rate = calc_gold_increase_rate(KGC::EXPGLD_INC_PERMIT_DOUBLE)
    return n * rate / 100
  end
  #--------------------------------------------------------------------------
  # ● ゴールド増加率計算
  #    permit_double : 重複許可
  #--------------------------------------------------------------------------
  def calc_gold_increase_rate(permit_double)
    rate = 100
    max_rate = -1
    $game_party.actors.each { |actor|
      if actor.exist?
        # ステート[入手金○％]判定
        actor.states.each { |state|
          if $data_states[state].name =~ $game_special_states["inc_gold"]
            if permit_double
              rate = rate * $1.to_i / 100
            else
              max_rate = [$1.to_i, max_rate].max
            end
          end
        }
      end
    }
    unless permit_double
      rate = [max_rate, 0].max
    end
    return rate
  end
end
#-----------끝

귀찮아서 한글번역은 안했음;;;;;; (퍽)
사용법
스크립트 도입 후, 데이타베이스로 설정을 실시합니다.
우선, 스테이트에 「경험치○%」 「입수금○%」를 만듭니다.( ○은 임의의 자연수)
다음에[ 레이팅] (을)를0 ,[ 저항하지 않는다][ 배틀 종료시에 해제] (을)를 체크.
예를 들면 「경험치 2배」를 만들고 싶은 경우, 스테이트명을 「경험치200 %」로 하면OK 입니다.

출처는 KGC