Mercurius

Sword: Mercurius (Mt 16) - Grants Atk/Spd/Def/Res +2. If unit is 5★ and level 40 and unit's stats total less than 170, treats unit's stats as 170 in modes like Arena. (Higher-scoring opponents will appear. Stat total calculation excludes any values added by merges and skills.) At the start of every second turn, restores 10 HP.

Astram.