You can only be in 1 and once you choose, their is NO GOING BACK.  So in other words, choose wisely.

Mystic - Articuno

Valor - Moltres

Instinct - Zapdos

Harmony - Lugia

Rebirth - Ho-Oh

Alpha- Kyogre

Omega - Groudon

Redemption - Mewtwo

Innocence - Mew

Guardian - Celebi

Delta - Rayquazza

Ignite - Entai

Purity - Suicune

Strike - Raikou

Sight - Latias

Mutation - Deoxys

Wish - Jirachi

Judgement - Arceus

Celestial - Palkia

Temporal - Dialga

Chaos - Giratina

Clever - Latios

Death - Yveltal

Life - Xerneas

Order - Zyguarde

Solar - Solgaleo

Lunar - Lunala

Prismatic - Necrozma

Earth - Regirock

Arctic - Regice

Metal - Registeel

Knowledge - Uxie

Emotion - Mesprite

Willpower - Azelf

Volcano - Heatran

Pangea - Regigigas

Nightmare - Darkrai

Dreams - Cressilia

Ocean - Manaphy

Sea - Phione

Flower - Shaymin

Victory - Victini

Justice - Cobalion

Guard - Terrakion

Archer - Verizion

Resolute - Keldo

Cyclone - Tornadus

Thunder - Thundurus

Yang - Reshiram

Yin - Zecrom

Wuji - Kyruem

Song - Melloetta

Drive - Genesect

Trickster - Hoopa

Princess - Diance

Steam - Volcanion

Shadow - Marshadow

Artificial - Magerna