New prototypes and previously announced ones from MegaHouse for both Monsters Chronicle and ArtWorksMonsters.
First, the Monsters Chronicle prototypes for Yu-Gi-Oh! GX: Elemental HERO Flame Wingman, Yubel, and Ancient Gear Golem. Each is around 13 cm/5.12 in. tall.
Next, the previously announced Yu-Gi-Oh! VRAINS figure prototypes were also shown: Borreload Dragon (which has been previously displayed), The Arrival Cyberse @Ignister, and Accesscode Talker. Each is around 13 cm/5.12 in. tall.
They also showed off prototypes for Dark Magician and Silent Magician.
MegaHouse also announced a new figure series: MEGA TOON. They showed off Toon Dark Magician in addition to Toon versions of Obelisk the Tormentor and Slifer the Sky Dragon, with Blue-Eyes Toon Dragon and a Toon version of The Winged Dragon of Ra to come.
Sources are all linked in the relevant sections.