
You will need:
Firefox
Flash Projector (Download from here: http://www.adobe.com/support/flashplayer/downloads.html)
1. Use firefox
2. Go to http://www.notsocasual.com/match-monsters/
3. Right click outside of the game client and select "View Page Info"
4. In the window, click Media.
5. Search at the adresses until you find :"http://games.mochiads.com/c/g/match-monsters/MatchMonsters.swf"
6. Right Click it and copy it.
7. Then open Flash Projector.
8. Go to to the top corner and click File and select Open...
9. Then a window should pop out and you copy the "http://games.mochiads.com/c/g/match-monsters/MatchMonsters.swf" thing
10. Click OK and enjoy your game.
Still Having lag? then just put the quality to low

-Jaan