Arclight Swordekaiser
Replace his mace with a sword, E summons swords out of the ground. Easiest skin
Replace his mace with a sword, E summons swords out of the ground. Easiest skin
The only problem is that a sword might not entirely read as 'Mordekaiser', since Mordekaiser is a blunt weapons/mace user.
Arclight Mordekaiser sound pretty cool though (as long as it doesn't overlap King of Clubs Mordekaiser).