What the sources confirm

The official Minecraft article places the Twisted Warden among the sequel's quests. Xbox Wire's June preview discusses a demo encounter. Community wiki combat descriptions are not promoted to confirmed facts here.

What is not confirmed yet

Encounter flow, phase triggers, attack windows, damage, weaknesses, drops and changes from preview to retail remain unsettled by the captured official sources.

How to use this answer

Use the linked preview for context and revisit after launch for a versioned boss guide.

Visual reference

Original fan-made voxel artwork for Twisted Warden
Original fan-made artwork for this independent wiki. It is not an in-game screenshot or gameplay evidence.