League of Legends Wild Rift Sheen is a Mid Tier Magic item that costs 1100 Gold. Often built on Magic Damage champions, this is due to the +300 Max Mana +10% Cooldown Reduction stats you receive from the Sheen in Wild Rift.
LoL Wild Rift Sheen Stats
+300 Max Mana
+10% Cooldown Reduction
Spellblade: Using an ability causes the next attack used within 10 seconds to deal bonus physical damage equal to 200% base. (1.5s Cooldown)
Other Magic Damage Items
Items similar to Sheen in Wild Rift