Being so hard to one shot you typically give the blue player the chance to untap with Tamiyo still alive which means even if you got her low there is a high chance of some Confluence, Command, Cyclonic Rift or other tedium that is going to ensure she lives longer still
If there is a Nidorina on your Bench, this attack does 40 more damage
Toon Alligator X WATER Level 4 [ ReptileNormal ] ATK 800 DEF 1600 An alligator monster straight from the cartoons
D - Force: Not something I personally have much experience with as Ive never run it, but I have seen it talked about as a one-of tech card
If you dont feel like clearing the field and want to win on a single attack, I have successfully used Number 60s effect to double the attack of Link God Dragon to 10,000, but that tends to be excessive
C Common Subterror Guru X EARTH Level 4 [ DragonFlipEffect ] ATK 1600 DEF 1800 FLIP: You can add 1 "Subterror" card from your Deck to your hand, except "Subterror Guru"