Dante

Demonic Heritage - Whenever a creature dies, Dante gains a +1/+1 counter and absorbs any equipped artifacts from them.
{t}: Remove a +1/+1 counter from Dante, Activates Devil's Trigger.
Devil's Trigger: Gives the power and toughness to Dante of everything on the battlefield until your next end phase. Demonic Heritage is disabled until Devil's Trigger is finished