Just wait a little more  

1.5x to all stats for Attacker & Healer Types; ATK increases with 3+ Att., up to 4x

Min Turns 0
Max Turns 0
Levels 0
Single Pair
HP 1.5x 2.25x
Attack 6.0x 36.0x
RCV 1.5x 2.25x
Shield 0% 0%