Nyxirath, the Voidbinder

Nyxirath, the Voidbender has hexproof and indestructible as long as it's equipped to Zulmalla, Queen of Chaos. If equipped to Zulmalla, she also has hexproof and indestructible.

Equip Zulmalla {0}

Equip legendary creature {5}

Equipped creature has all triggered and activated abilities of other creatures you control, creatures in your graveyard, and creatures you own in exile.