What you need is a Displacer Kitten on the board to blink Vivi, allowing you to reuse his ability
This allows your smaller Amazoness to get revenge kills with consistency
SR Super Rare Mimighoul Slime X EARTH Level 1 [ AquaFlipEffect ] ATK 400 DEF 500 FLIP: If it is the Main Phase: Apply these effects in sequence
Ruby Amethyst 4 Be Prepared 3 Elsa - The Fifth Spirit 4 Friends On The Other Side 2 Gaston - Pure Paragon 4 Kuzco - Wanted Llama 4 Madam Mim - Fox 4 Madam Mim - Snake 2 Madame Medusa - The Boss 4 Maleficent - Sorceress 4 Maui - Hero to All 4 Merlin - Goat 4 Merlin - Rabbit 3 Mulan - Elite Archer 4 Mulan - Injured Soldier 2 Ruby Chromicon 4 Teeth and Ambitions 4 The Queen's Castle - Mirror Chamber Ruby Amethyst is one of the most consistent decks in Lorcana meta, and will likely continue to be a powerful deck in the upcoming Shimmering Skies Set 5 meta
Fukuyamas Mew also features the top of Charizard from the Sky postcard image, so it really does feel like it gets the added Charizard tax
Vanilla creatures of this size are not in demand these days, so everything depends on Manifest, and although it has its own CIP, without a plan, it is probably only +3 or +4