Yu-Gi-Oh! Nightmare Troubadour: Advanced Puzzle 11

Activate Polymerization, select Blue-Eyes Ultimate Dragon, and select Mystical Sheep, Blue-Eyes White Dragon, and Blue-Eyes White Dragon.

Flip Summon Magician of Faith and select Polymerization.

Activate Monster Reincarnation and select Mystical Sheep by discarding Baby Dragon.

Activate Polymerization, select Dark Paladin, and select Mystical Sheep and Buster Blader.

Summon Blue-Eyes White Dragon using Magician of Faith and Des Kangaroo as tribute.

Activate Stop Defense and select Obnoxious Celtic Guard.

Activate Fairy Meteor Crush and select Blue-Eyes Ultimate Dragon.

Switch to Battle Phase.

Attack Obnoxious Celtic Guard with Blue-Eyes White Dragon.

Attack Obnoxious Celtic Guard with Dark Paladin.

Attack The Unhappy Maiden with Blue-Eyes Ultimate Dragon.