Skill drain + Macro Cosmos = bad
you must remove all D.D. card also Raiou, Kycoo, Elemental Hero and Malicious.
Then put monsters that have high ATK and easy summon, just like :
Chainsaw Insect
Goblin Attack Force
Goblin Elite Attack Force
Indomitable Fighter Lei Lei
Mist Archfiend
Giant Kozaky (just 1, dont bring 2 or 3)
etc.
And you can put monster that their eff actived in graveyard or hand.
Dont forget to put A Cat of Ill Omen to get Skill Drain