I've added two sets for CharY, one is a all out special attacker, and another which I will display here with calcs is the trapper set. Feast your eyes:
Charizard@CharizarditeY
Nature: Naive/Mild
EVs: 252 SPA/ 252 Speed/ 4HP
Fire Spin (buffed to 1/8 each turn)
Solar Beam
Focus Blast/Dragon Pulse
Flare Blitz/Fire Blast
* WITHOUT taking into effect Fire Spin initial damage and trapping damage:
0 Atk Charizard Flare Blitz vs. 252 HP / 0 Def Amoonguss in sun: 536-632 (124.07 - 146.29%) -- guaranteed OHKO
0 Atk Charizard Flare Blitz vs. 4 HP / 252 Def Blissey in sun: 397-468 (60.88 - 71.77%) -- guaranteed 2HKO
0 Atk Charizard Flare Blitz vs. 252 HP / 168 Def Bronzong in sun: 306-362 (90.53 - 107.1%) -- 43.75% chance to OHKO
0 Atk Charizard Flare Blitz vs. 252 HP / 0 Def Celebi in sun: 404-476 (100 - 117.82%) -- guaranteed OHKO
0 Atk Charizard Flare Blitz vs. 120 HP / 0 Def Conkeldurr in sun: 210-247 (55.11 - 64.82%) -- guaranteed 2HKO
252 SpA Charizard SolarBeam vs. 252 HP / 0 SpD Donphan: 460-542 (119.79 - 141.14%) -- guaranteed OHKO
252 SpA Charizard Dragon Pulse vs. 0 HP / 4 SpD Dragonite: 214-254 (66.25 - 78.63%) -- 25% chance to OHKO after Stealth Rock
0 Atk Charizard Flare Blitz vs. 252 HP / 48+ Def Ferrothorn in sun: 564-664 (160.22 - 188.63%) -- guaranteed OHKO
252 SpA Charizard Dragon Pulse vs. 4 HP / 0 SpD Garchomp: 248-292 (69.27 - 81.56%) -- guaranteed 2HKO after Stealth Rock
252 SpA Charizard SolarBeam vs. 252 HP / 172+ SpD Gastrodon: 540-636 (126.76 - 149.29%) -- guaranteed OHKO
252 SpA Charizard SolarBeam vs. 244 HP / 0 SpD Gliscor: 192-227 (54.54 - 64.48%) -- guaranteed 2HKO after Stealth Rock
252 SpA Charizard Focus Blast vs. 4 HP / 0 SpD Hydreigon: 332-392 (101.84 - 120.24%) -- guaranteed OHKO
252 SpA Charizard SolarBeam vs. 252 HP / 220+ SpD Jellicent: 216-256 (53.46 - 63.36%) -- guaranteed 2HKO after Stealth Rock
0 Atk Charizard Flare Blitz vs. 252 HP / 0 Def Jirachi in sun: 404-476 (100 - 117.82%) -- guaranteed OHKO
252 SpA Charizard Focus Blast vs. 56 HP / 0 SpD Kyurem-B: 332-392 (81.97 - 96.79%) -- guaranteed OHKO after Stealth Rock
252 SpA Charizard Dragon Pulse vs. 252 HP / 0 SpD Latias: 182-216 (50 - 59.34%) -- guaranteed 2HKO after Stealth Rock
0 Atk Charizard Flare Blitz vs. 4 HP / 0 Def Magnezone in sun: 356-422 (126.24 - 149.64%) -- guaranteed OHKO
252 SpA Charizard SolarBeam vs. 252 HP / 4 SpD Politoed: 304-358 (79.16 - 93.22%) -- 43.75% chance to OHKO after Stealth Rock
252 SpA Charizard SolarBeam vs. 0 HP / 4 SpD Terrakion: 330-390 (102.16 - 120.74%) -- guaranteed OHKO
0 Atk Charizard Flare Blitz vs. 252 HP / 4 Def Togekiss in sun: 210-247 (56.14 - 66.04%) -- guaranteed 2HKO after Stealth Rock
252 SpA Charizard Focus Blast vs. 252 HP / 252+ SpD Tyranitar: 440-520 (108.91 - 128.71%) -- guaranteed OHKO
0 Atk Charizard Flare Blitz vs. 248 HP / 0 Def Zapdos in sun: 229-271 (59.79 - 70.75%) -- guaranteed 2HKO
Charizard@CharizarditeY
Nature: Naive/Mild
EVs: 252 SPA/ 252 Speed/ 4HP
Fire Spin (buffed to 1/8 each turn)
Solar Beam
Focus Blast/Dragon Pulse
Flare Blitz/Fire Blast
* WITHOUT taking into effect Fire Spin initial damage and trapping damage:
0 Atk Charizard Flare Blitz vs. 252 HP / 0 Def Amoonguss in sun: 536-632 (124.07 - 146.29%) -- guaranteed OHKO
0 Atk Charizard Flare Blitz vs. 4 HP / 252 Def Blissey in sun: 397-468 (60.88 - 71.77%) -- guaranteed 2HKO
0 Atk Charizard Flare Blitz vs. 252 HP / 168 Def Bronzong in sun: 306-362 (90.53 - 107.1%) -- 43.75% chance to OHKO
0 Atk Charizard Flare Blitz vs. 252 HP / 0 Def Celebi in sun: 404-476 (100 - 117.82%) -- guaranteed OHKO
0 Atk Charizard Flare Blitz vs. 120 HP / 0 Def Conkeldurr in sun: 210-247 (55.11 - 64.82%) -- guaranteed 2HKO
252 SpA Charizard SolarBeam vs. 252 HP / 0 SpD Donphan: 460-542 (119.79 - 141.14%) -- guaranteed OHKO
252 SpA Charizard Dragon Pulse vs. 0 HP / 4 SpD Dragonite: 214-254 (66.25 - 78.63%) -- 25% chance to OHKO after Stealth Rock
0 Atk Charizard Flare Blitz vs. 252 HP / 48+ Def Ferrothorn in sun: 564-664 (160.22 - 188.63%) -- guaranteed OHKO
252 SpA Charizard Dragon Pulse vs. 4 HP / 0 SpD Garchomp: 248-292 (69.27 - 81.56%) -- guaranteed 2HKO after Stealth Rock
252 SpA Charizard SolarBeam vs. 252 HP / 172+ SpD Gastrodon: 540-636 (126.76 - 149.29%) -- guaranteed OHKO
252 SpA Charizard SolarBeam vs. 244 HP / 0 SpD Gliscor: 192-227 (54.54 - 64.48%) -- guaranteed 2HKO after Stealth Rock
252 SpA Charizard Focus Blast vs. 4 HP / 0 SpD Hydreigon: 332-392 (101.84 - 120.24%) -- guaranteed OHKO
252 SpA Charizard SolarBeam vs. 252 HP / 220+ SpD Jellicent: 216-256 (53.46 - 63.36%) -- guaranteed 2HKO after Stealth Rock
0 Atk Charizard Flare Blitz vs. 252 HP / 0 Def Jirachi in sun: 404-476 (100 - 117.82%) -- guaranteed OHKO
252 SpA Charizard Focus Blast vs. 56 HP / 0 SpD Kyurem-B: 332-392 (81.97 - 96.79%) -- guaranteed OHKO after Stealth Rock
252 SpA Charizard Dragon Pulse vs. 252 HP / 0 SpD Latias: 182-216 (50 - 59.34%) -- guaranteed 2HKO after Stealth Rock
0 Atk Charizard Flare Blitz vs. 4 HP / 0 Def Magnezone in sun: 356-422 (126.24 - 149.64%) -- guaranteed OHKO
252 SpA Charizard SolarBeam vs. 252 HP / 4 SpD Politoed: 304-358 (79.16 - 93.22%) -- 43.75% chance to OHKO after Stealth Rock
252 SpA Charizard SolarBeam vs. 0 HP / 4 SpD Terrakion: 330-390 (102.16 - 120.74%) -- guaranteed OHKO
0 Atk Charizard Flare Blitz vs. 252 HP / 4 Def Togekiss in sun: 210-247 (56.14 - 66.04%) -- guaranteed 2HKO after Stealth Rock
252 SpA Charizard Focus Blast vs. 252 HP / 252+ SpD Tyranitar: 440-520 (108.91 - 128.71%) -- guaranteed OHKO
0 Atk Charizard Flare Blitz vs. 248 HP / 0 Def Zapdos in sun: 229-271 (59.79 - 70.75%) -- guaranteed 2HKO