All monsters your opponent controls must attack, if able
Less dust means less mess around the litter box and happier breathing for everyone

Group A: 1st, machdragon Spellbook (Restart) Masked HERO (Restart) Masked HERO (Restart) Spellbook (Restart) Group A: 2nd, BKayed Source: Miguel Joker Duelinks Masked HERO (Restart) Sylvan (Grit) Group A: 3rd, Jason Source: Miguel Joker Duelinks Masked HERO (Grit) Sylvan (Grit) Group B: 1st, Striker Source: Striker Gamer Masked HERO (Restart) Group B: 2nd, zeeta Source: Amazoness (Restart) Spellbook (Restart) Group B: 3rd, nego do zap Source: Masked HERO (Restart) Spellbook (Restart) Stall (Extra, Extra) Group C: 1st, Whybona Source: Kaito Masked HERO (Restart) Masked HERO (Restart) Group C: 2nd, MiguelJoker Source: Miguel Joker Duelinks Masked HERO (Restart) Spellbook (Restart) Group C: 3rd, Koizumi Source: Masked HERO (Restart) Spellbook (Restart) Group D: 2nd, CwC/Tsun Source: @tun4dd Amazoness (Restart) Group D: 3rd, Source: @hamadaman321 Noble Knight (Balance) Geargia (Restart) Masked HERO (Grit) Stall (Extra, Extra) Group E: 1st, DeckMaker Source: DeckMaker() Masked HERO (Grit) Stall (Extra, Extra) Group F: 2nd, silentlofd Source: Spellbook (Restart) Amazoness (Restart) Masked HERO (Restart)

This one is also not unknown but is certainly unique in terms of how you could obtain it
Ruinous Path and five mana sweepers will be the most common removal spells against a huge creature like this, and they arent caught by the even number clause
Wrenn and Six You can probably look at the casting cost for Wrenn and Six and then move along