You can add leagues, big or small, to Sports Club Stats.
   It's free.
   It's easy.
   Just email import@sportsclubstats.com the:
      structure
      schedule
      and rules
   In a few minutes you'll get back a link to the league.
   Play around, have fun, you won't break anything.
   I look forward to seeing what you create.

Info about the various settings:
   https://docs.google.com/document/d/1-UneDNk6tkOrc_B-WBnGnc5KGiy2kttXC2fW8dR7QzM/edit?hl=en

For example, here is what created this league:

LeagueBegin
  League: Europe League Championship Series (EULCS) (ID: 1azy) (Sort: LCS) (Playoffs: 6)
    Team: Copenhagen Wolves                 (CW)    (ID: t1gdn)
    Team: Elements                          (EL)    (ID: t1gdp)
    Team: Fnatic                            (FNC)   (ID: t1gdq)
    Team: Giants Gaming                     (GIA)   (ID: t1gdr)
    Team: Gambit Gaming                     (GMB)   (ID: t1gds)
    Team: H2K                                       (ID: t1gdt)
    Team: Meet Your Makers                  (MYM)   (ID: t1gdu)
    Team: ROCCAT                            (ROC)   (ID: t1gdv)
    Team: SK Gaming                         (SK)    (ID: t1gdw)
    Team: Unicorns Of Love                  (UOL)   (ID: t1gdx)
  Kind: pro
  Sport: league of legends
  Gender: male
  Country: Europe
  State: 
  Level: A
  Season: 2015Spring (current: False)
  Author: Stewpocalypse
  Note: Europe League Championship Series Spring 2015
  LotteryNote: 
LeagueEnd

SortBegin
LCS: Wins, Average Wins HeadToHead, Average Opponent Wins, DrawLots
SortEnd

RulesBegin
  PointsForWinInRegulation:  1
  PointsForWinInOvertime:  1
  PointsForWinInShootout:  1
  PointsForLossInRegulation:  0
  PointsForLossInOvertime:  0
  PointsForLossInShootout:  0
  PointsForTie:  0.5
  PercentOfGamesThatEndInTie:  0
  PercentOfGamesThatEndInOvertimeWin:  0
  PercentOfGamesThatEndInShootoutWin:  0
  HomeFieldAdvantage:  0.51
  WeightType:  PercentOfPointsWon
  WeightExponent:  0.5
  WhatDoYouCallATie:  tie
  WhatDoYouCallLottery:  lottery
  WhatDoYouCallPromoted:  promoted
  Promote:  0
  PromotePlus:  0
  PromotePlusPercent:  0
  WhatDoYouCallDemoted:  relegated
  Demote:  1
  DemotePlus:  0
  DemotePlusPercent:  0
RulesEnd

GamesBegin
TeamListedFirst: home
1/22/15   CW    1-0   H2K   (ID: g1kjy1)
1/22/15   EL    0-1   FNC   (ID: g1kjy2)
1/22/15   GIA   1-0   MYM   (ID: g1kjy3)
1/22/15   GMB   0-1   UOL   (ID: g1kjy4)
1/22/15   SK    1-0   ROC   (ID: g1kjy5)
1/23/15   FNC   1-0   H2K   (ID: g1kjy6)
1/23/15   GIA   1-0   CW    (ID: g1kjy7)
1/23/15   MYM   0-1   SK    (ID: g1kjy8)
1/23/15   ROC   1-0   GMB   (ID: g1kjy9)
1/23/15   UOL   0-1   EL    (ID: g1kjya)
1/29/15   EL    1-0   CW    (ID: g1kjyb)
1/29/15   FNC   1-0   ROC   (ID: g1kjyc)
1/29/15   H2K   1-0   MYM   (ID: g1kjyd)
1/29/15   SK    1-0   GMB   (ID: g1kjye)
1/29/15   UOL   1-0   GIA   (ID: g1kjyf)
1/30/15   EL    1-0   ROC   (ID: g1kjyg)
1/30/15   GIA   0-1   H2K   (ID: g1kjyh)
1/30/15   GMB   0-1   FNC   (ID: g1kjyi)
1/30/15   MYM   1-0   CW    (ID: g1kjyj)
1/30/15   SK    1-0   UOL   (ID: g1kjyk)
2/5/15    CW    1-0   GMB   (ID: g1kjym)
2/5/15    FNC   0-1   UOL   (ID: g1kjyn)
2/5/15    H2K   0-1   SK    (ID: g1kjyp)
2/5/15    MYM   0-1   EL    (ID: g1kjyq)
2/5/15    ROC   1-0   GIA   (ID: g1kjyr)
2/6/15    EL    0-1   SK    (ID: g1kjys)
2/6/15    FNC   1-0   GIA   (ID: g1kjyt)
2/6/15    GMB   1-0   H2K   (ID: g1kjyu)
2/6/15    ROC   1-0   MYM   (ID: g1kjyv)
2/6/15    UOL   0-1   CW    (ID: g1kjyw)
2/12/15   CW    0-1   SK    (ID: g1kjyx)
2/12/15   GIA   0-1   GMB   (ID: g1kjyy)
2/12/15   H2K   1-0   EL    (ID: g1kjyz)
2/12/15   MYM   0-1   FNC   (ID: g1kjz0)
2/12/15   UOL   1-0   ROC   (ID: g1kjz1)
2/13/15   CW    1-0   FNC   (ID: g1kjz2)
2/13/15   GMB   1-0   EL    (ID: g1kjz3)
2/13/15   H2K   1-0   ROC   (ID: g1kjz4)
2/13/15   MYM   0-1   UOL   (ID: g1kjz5)
2/13/15   SK    1-0   GIA   (ID: g1kjz6)
2/19/15   EL    0-1   GIA   (ID: g1kjz7)
2/19/15   FNC   1-0   SK    (ID: g1kjz8)
2/19/15   MYM   0-1   GMB   (ID: g1kjz9)
2/19/15   ROC   0-1   CW    (ID: g1kjza)
2/19/15   UOL   0-1   H2K   (ID: g1kjzb)
2/20/15   CW    1-0   MYM   (ID: g1kjzc)
2/20/15   FNC   0-1   GMB   (ID: g1kjzd)
2/20/15   GIA   1-0   UOL   (ID: g1kjze)
2/20/15   ROC   1-0   EL    (ID: g1kjzf)
2/20/15   SK    0-1   H2K   (ID: g1kjzg)
2/26/15   EL    1-0   MYM   (ID: g1kjzh)
2/26/15   GIA   0-1   FNC   (ID: g1kjzi)
2/26/15   GMB   1-0   CW    (ID: g1kjzj)
2/26/15   ROC   0-1   H2K   (ID: g1kjzk)
2/26/15   UOL   1-0   SK    (ID: g1kjzm)
2/27/15   FNC   1-0   CW    (ID: g1kjzn)
2/27/15   GMB   1-0   ROC   (ID: g1kjzp)
2/27/15   H2K   1-0   GIA   (ID: g1kjzq)
2/27/15   SK    1-0   EL    (ID: g1kjzr)
2/27/15   UOL   0-1   MYM   (ID: g1kjzs)
3/5/15    CW    1-0   EL    (ID: g1kjzt)
3/5/15    H2K   1-0   GMB   (ID: g1kjzu)
3/5/15    MYM   1-0   GIA   (ID: g1kjzv)
3/5/15    ROC   1-0   UOL   (ID: g1kjzw)
3/5/15    SK    1-0   FNC   (ID: g1kjzx)
3/6/15    EL    0-1   UOL   (ID: g1kjzy)
3/6/15    FNC   1-0   MYM   (ID: g1kjzz)
3/6/15    GMB   1-0   GIA   (ID: g1kk00)
3/6/15    H2K   1-0   CW    (ID: g1kk01)
3/6/15    ROC   0-1   SK    (ID: g1kk02)
3/19/15   CW    0-1   UOL   (ID: g1kk03)
3/19/15   EL    1-0   H2K   (ID: g1kk04)
3/19/15   GIA   0-1   SK    (ID: g1kk05)
3/19/15   GMB   0-1   MYM   (ID: g1kk06)
3/19/15   ROC   0-1   FNC   (ID: g1kk07)
3/20/15   EL    0-1   GMB   (ID: g1kk08)
3/20/15   GIA   0-1   ROC   (ID: g1kk09)
3/20/15   MYM   0-1   H2K   (ID: g1kk0a)
3/20/15   SK    1-0   CW    (ID: g1kk0b)
3/20/15   UOL   1-0   FNC   (ID: g1kk0c)
3/26/15   CW    1-0   ROC   (ID: g1kk0d)
3/26/15   GIA   0-1   EL    (ID: g1kk0e)
3/26/15   H2K   0-1   FNC   (ID: g1kk0f)
3/26/15   SK    1-0   MYM   (ID: g1kk0g)
3/26/15   UOL   0-1   GMB   (ID: g1kk0h)
3/27/15   CW    0-1   GIA   (ID: g1kk0i)
3/27/15   FNC   1-0   EL    (ID: g1kk0j)
3/27/15   GMB   0-1   SK    (ID: g1kk0k)
3/27/15   H2K   1-0   UOL   (ID: g1kk0m)
3/27/15   MYM   1-0   ROC   (ID: g1kk0n)
GamesEnd