Cutiefly OHKO strat (Moonblast) - 7-star Charizard

=====TEAM=====
Cutiefly @ Focus Sash
Ability: Shield Dust
EVs: 252 SpA / 252 Spe
Modest Nature
- Moonblast
- Fake Tears

Magmar @ Eviolite
Ability: Flame Body
EVs: 252 HP / 252 SpD
Calm Nature
- Acid Spray
- Flamethrower

Alcremie (F) @ Covert Cloak
Ability: Aroma Veil
EVs: 252 HP / 252 SpD
Calm Nature
- Decorate

Florges (F) @ Choice Specs
Ability: Symbiosis
EVs: 252 HP / 252 SpD
Calm Nature
- Helping Hand

=====STRAT=====
Turn 1:
Alcremie: Decorate on Cutiefly
Florges : Attack cheer
Magmar: Acid Spray on Charizard
Cutiefly: Fake Tears on Charizard (unless hit turn 1)

Turn 2:
Alcremie: Decorate on Cutiefly
Florges : Helping Hand on Cutiefly
Magmar: Acid Spray on Charizard
Cutiefly: wait for everything to go off then Moonblast

IF Overheat HTIS Cutiefly turn 0, Magmar must do an extra Acid Spray (and Cutiefly won't use Fake Tears)
IF Charizard MISSES Cutiefly turn 1, Magmar should use Flamethrower on Cutiefly to trigger Sash

=====CALCS=====
+4 252+ SpA Choice Specs Cutiefly Helping Hand Atk Cheer Moonblast vs. -6 0 HP / 0 SpD Tera Dragon Charizard: 9222-10850 (124.2 - 146.1% of 25x hp boss) -- guaranteed OHKO