Just a deck build I have been using lately and am quite happy with, advice and suggestions are encouraged.

Main Deck:
42 cards

Monsters:
Gusto Egul x3
Winda, Priestess of Gusto x3
Gusto Gulldo x3
mental Seeker x1
Serene Psychic Witch x3
Gusto Thunbolt x2
Wind-Up Juggler x1
Caam, Serenity of Gusto x1
Silent Psychic Wizard x1
Reeze, Whirlwind of Gusto x1
Space-Time Police x1
Overdrive Teleporter x1

Spells:
Mystical Space Typhoon x3
Heavy Storm x1
Dark Hole x1
Monster Reborn x1
Pot of Avarice x1
Future Glow x2
Emergency Teleport x2
Quill Pen of Gulldos x1
Contact with Gusto x1

Traps:
Mirror Force x1
Solemn Judgement x1
Ordeal of a Traveler x1
Return from a Different Dimension x1
Brain hazard x2
Blessing for Gusto x1
Bright Future x1


Extra Deck:
15 cards

Synchros:
Daigusto Gulldos x3
Magical Android x1
Brionic, Dragon of the Ice Barrier x1
Psychic Liketrancer x1
Daigusto Eguls x2
Thought Ruler Archfiend x1
Ally of Justice Field Marshall x1
Hyper Psychic Blaster x1
Overmind Archfiend x1

XYZ:
Grenosaurus x1
Number 39: Utopia x1
Adreus, Keeper of Armageddon x1


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And thats it, I probably already know whats gonna be suggested but lets see what comes up.