Forum:48 card Machine deck need HELP.!! PLZZ

I ahve made a deck and have 48 cards for it and dont know which one to take out to make a 40 card deck so i could get throuh the cards i want faster.. xD This is the lineup i have made for my deck.

Monsters:

Red Gadget Green Gadget Yellow Gadget Mask Of Darkness Machina Fortress Insect Knight Medusa Worm Ancient Gear Knight x3 Cyber Dragon x2 Ancient Gear Golem Swarm Of Loctus Gladiator Beast Andal Exiled Force Machina Gearframe Cyber Kirin Luster Dragon Goddess With The Third Eye Boot-Up Soldier - Dread Dynamo Night Assailant

Trap:

Time Machine Metalmorph x2 Pharaoh's Treasure Dimensional Prison Magic Cylinder Call Of The Haunted Sakuretsu Armor x2 Raigeki Break Ultimate Offering Return Form The Different Dimension Robbin' Goblin

Spell:

Future Fusion Fusion Gate Giant Trunade Axe of Despair Pot Of avarice Mage Power Heavy Storm Different Dimension Capsule Mystic Work Enemy Controller Monster Reincarnation Mystical Space Typhoon Overload Fusion

I would love to hear your oppinions on this and feel free to leave comments on what you think and any improvemets you can think off. =3