Grim Reaper Add-on 1.18+

The Grim Reaper mod adds a powerful boss, the Grim Reaper, to the world of Minecraft. He is a skeleton with a scythe and a cloak. Mob is able to summon allies and attacks with different abilities. Defeat the monster will be very difficult, so do your best. The scythe can be obtained even in survival mode by crafting.

Specs
Health: 400
Speed: Normal
Damage: 91
Effect: Blind
Duration: 20 seconds
Spawns skeletons
Lightning Bolt
Calls upon exploding souls