Coin Flipping

You flip a coin and receive a random effect: an attack boost or a defense boost. Heads: P. Atk. +8% M. Atk. +16% Atk. Spd. +8% Cast. Spd. +8%. Tails: P. Def. +8% M. Def. +12% Resistance to de-buffs +16% Incoming Heal Power +16%. Duration: 300 sec. Can't be used for 30 sec after joining a party. Effect only works while in a party with the caster.