T-Bone (GX) Signature Cards Idea:

• Pot of Greed is Forbidden
• at least 27 cards first released after HAT's card pool closed (2014-08-13): Angmarl the Fiendish Monarch, Berlineth the Firestorm Vassal, Caius the Mega Monarch, Dark Advance, Domain of the True Monarchs, Edea the Heavenly Squire, Ehther the Heavenly Monarch, Eidos the Underworld Monarch, Eidos the Underworld Squire, Erebus the Underworld Monarch, Escher the Frost Vassal, Frost Blast of the Monarchs, Garum the Storm Vassal, Landrobe the Rock Vassal, Lucius the Shadow Vassal, Mithra the Thunder Vassal, Pantheism of the Monarchs, Raiza the Mega Monarch, Restoration of the Monarchs, Strike of the Monarchs, Tenacity of the Monarchs, Tessera the Primal Squire, The Monarchs Masterplan, The Monarchs Stormforth, The Prime Monarch, Thestalos the Shadowfire Monarch, Zaborg the Mega Monarch

Checked against the HAT format Forbidden & Limited list (April 2014) as of 1 April 2014 and its card pool (no card first released after 13 August 2014), with the sizes and copy limits of a Anime deck.