The Heroine and its change the target's effect is far too generic for how strong that basically negate is. Remove Timid Tamer's take control of effect, Remove Quick effect Special Summoning from Brave Wanderer and Valiant Archer,  and remove or at least weaken Valiant Archer's Negate, Storytime - Cat Nip makes far too generic removal/protection, Add targeting to Converging Dream and for it's SS effect add that the Summoned Monster is negated, Remove Enchanted Encounter's deck summon, maybe trading for its normal summon being from hand or Graveyard also change it to a Normal Spell, Remove the GY effect of Piper Pair or at least slow it down to not being useable the turn it was sent, Remove the Draw 3 effect from Questing party altogether and change it from add a storytime monster to draw 1 card, Remove the chain effect of Secret Hollow and change the negate after battle effect to only last until the end of the turn or end of the next turn. The Fated Battle needs a clause to destroy all Monsters you control during the end phase, Add that monsters must be removed by an opponent's card from mystic egg, Remove the hand effect of Tea Break and its GY effect, Change Beast Brigade's Spell effect and add a cost such as a discard or LP penalty, Remove the Special Summon equip cards effect and hard once per turn of Lost Priestess, Change Tiny Apprentice to Negate the summoned Storytime and remove it's SS from opponent's GY.