Dive underground and surface next to the closest enemy sending out a shockwave towards the farthest enemy. Enemies within 2 hexes, and those hit by the shockwave take magic damage and are Stunned for 1.75 seconds.
Use this on an Arcana champion to change Arcana's effect to theirs. Ahri: Gain Ability Power for each 3-star champions. Hecarim: Units holding items gain Damage Reduction and Attack Damage. Tahm Kench: Gain Health for each active traits. Xerath: Abilities deal bonus true damage for each Charm purchased. Emblem: Gain Damage Amp for each unit holding a Spatula items.
Vanguards gain 10% Durability while Shielded. Combat start and at 50% Health: Gain a Shield for a percent of max Health for 10 seconds.