New megas

Mega 120/140/140/140/140/140 (Arceus)
Ability: Protean
Level: 115
Shiny: Yes
EVs: 252 SpA / 252 Spe
Timid Nature
IVs: 0 HP / 11 Def / 23 SpA / 11 SpD / 23 Spe
- Ice Beam
- Fire Blast
- Thunder
- Judgment
- Charge Beam

Mega 50/220/10/220/10/190 (Deoxys-Attack)
Ability: Psychic Surge
Level: 121
EVs: 252 SpA / 252 Spe
Hasty Nature
IVs: 0 HP / 0 Atk / 0 Def / 19 SpA / 0 SpD / 29 Spe
- Psyshock
- Psychic
- Dark Pulse
- Thunder

Mega/Trick Room/100/120/150/180/150/80 (Dialga)
Ability: Telepathy
Level: 121
Shiny: Yes
EVs: 15 Def / 202 SpA / 252 SpD
Quiet Nature
IVs: 26 HP / 0 Atk / 26 SpA / 11 SpD / 0 Spe
- Trick Room
- Draco Meteor
- Flash Cannon
- Fire Blast
- heart Swap

Mega/Stag/150/90/180/90/180/90 (Giratina)
Ability: Shadow Tag
Level: 120
Shiny: Yes
EVs: 170 HP / 252 Def / 252 SpD
Bold Nature
IVs: 0 HP / 0 Atk / 0 SpA / 0 Spe
- Cosmic Power
- Rest
- Taunt
- Nature's Madness