Masked Hero Downdraw

Main Deck

Sideboard
1 Elemental HERO Clayman
1 Elemental HERO Flash
3 Elemental HERO Heat
1 Elemental Hero Ice Edge
1 Elemental HERO Lady Heat
2 Elemental HERO Neos Alius
3 Elemental HERO Ocean
3 Elemental HERO Prisma
1 Elemental HERO Stratos
2 Elemental HERO Wildheart
2 Elemental HERO Woodsman
2 King of the Swamp

2 HERO'S Bond
1 Magical Stone Excavation
3 Mask Change
1 Miracle Fusion
1 Parallel World Fusion
2 Polymerization
1 Re-Fusion
2 Super Polymerization

2 Bottomless Trap Hole
2 Dimensional Prison
1 Mirror Force


EXTRA DECK
2 Elemental HERO Absolute Zero
1 Elemental Hero Gaia
1 Elemental HERO Great Tornado
1 Elemental HERO Nova Master
1 Elemental HERO The Shining
2 Masked HERO Acid
3 Masked HERO Dian
2 Masked HERO Goka
2 Elemental HERO Escuridaou

Get rid of 2x polymerization and 2xking of the swamp and add 2 miracle fusion and 2 solemn warning