Thunder King Rai-Oh on every Yu-Gi-Oh! TCG Forbidden & Limited List: its status today, when it was banned and each change across all 83 lists.
No. Thunder King Rai-Oh is Unlimited on the current TCG list (October 2026), so you can play up to 3 copies.
Thunder King Rai-Oh has never been Forbidden in the TCG. It first went on the list in March 2013 (Mar 1, 2013), as Semi-Limited.
Thunder King Rai-Oh was last on the November 2017 list, as Semi-Limited. It has been Unlimited since Feb 5, 2018.
TCG (Advanced Format) data from Yugipedia's Historic Forbidden/Limited Chart and each list's page. OCG lists are not included. Card names as printed in the TCG. Source: Yugipedia · Historic Forbidden/Limited Chart