Custom OM | Initial changes

- Banlist Inicial: Arceus, Arceus (all types), Blaziken, Darkrai, Deoxys, Deoxys-Attack, Deoxys-Defense, Deoxys-Speed, Dialga, Palkia, Genesect, Gengar-Mega, Giratina, Giratina-Origin, Groudon, Groudon-Primal, Ho-Oh, Kyogre, Kyogre-Primal, Kyurem-White, Lucario-Mega, Lugia, Lunala, Marshadow, Metagross-Mega, Mewtwo, Naganadel, Necrozma-Dawn-Wings, Necrozma-Dusk-Mane, Necrozma-Ultra, Pheromosa, Rayquaza, Reshiram, Salamance-Mega, Solgaleo, Xerneas, Yveltal, Zekrom, Zygarde-Complete.

- Propuestas No-Ban: Kangaskhan-Mega, Aegislash, Landorus, Shaymin-Sky.

- Movimientos Modificados:
  Seed Flare [120 | 85% | 8PP] ---> [120 | 70% | 8PP]

- Boost & Nerf:
  Shaymin-Sky: [PS 100 | Atk 103 | Def 75 | Atk.Esp 120 | Def.Esp 75 | Vel 127] ---> [PS 89 | Atk 90 | Vel 110]
  Landorus: [PS 89 | Atk 125 | Def 90 | Atk.Esp 115 | Def.Esp 80 | Vel 101] ---> [PS 87 | Atk 120 | Def 80 | Atk.Esp 110]
  Kangaskhan-Mega: [PS 105 | Atk 125 | Def 100 | Atk.Esp 60 | Def.Esp 100 | Vel 100] ---> [PS 100 | Def 90 | Def.Esp 90]

- Access & Remove:
  Shaymin-Sky: 'Serene Grace' (remove) ---> 'Regenerator', 'Pressure' (access)