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By paying two generic mana and one blue, you can have it enter the battlefield with just the Mirror Room door unlocked , and so, when it enters, you can make a Reflection token copy of any target creature you control

Of course, you can get inspiration from the internet

Prize Cards

PS Platinum Secret Rare QCSE Quarter Century Secret Rare Spirit Reaper X DARK Level 3 [ ZombieEffect ] ATK 300 DEF 200 Cannot be destroyed by battle

(1) If this card is in your hand: You can reveal 1 other card in your hand that mentions Dark Time Wizard

With one ability Aphelia creates Snakes, and with her other ability, she kills you with them