Gemini Elf was the first monster with more than 1800 ATK that didn't require a tribute and didn't have a drawback effect, as she was a Normal Monster
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
TCG Strategy Articles Speed Dueling yugioh-card.com/en Yu-Gi-Oh

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)

All monsters your opponent controls must attack, if able
That 45 angle is pretty much the giveaway apart from the foil