Activate Ashnod's Altar by sacrificing Eyeblight Cullers, adding CC.
When Eyeblight Cullers dies, it and Nim Deathmantle triggers.
Resolve the Eyeblight Cullers trigger, creating three 1/1 Elf Warrior creature tokens.
Activate Ashnod's Altar by sacrificing an Elf Warrior, adding CC.
Resolve the Nim Deathmantle trigger from step 2, causing you to pay 4 to return Eyeblight Cullers from your graveyard to the battlefield, and attach Nim Deathmantle to it.