June 30th Update
New Structure Deck EX: Return of the Fire Kings
New Characters IDs (NPCs for Crash Town Event)
Ancient Fairy Dragon Rescue
The Charm of a Maiden in Love
If your life points are 2000 or less, at the start of your turn take control of the monster with the highest ATK on your opponent field. You can only use this skill once per duel.
She who appears from the Dark Horizon
If your LPs are 4000 or less, summon to the field from outside your deck one Loading... . You can only use this skill once per duel.
When your LPs are 2400 or less, return one "Red-Eyes Dragon" from your hand to your deck, and add from it one Red-Eyes Fusion . You can only use this skill once per duel.
If your Life Points are at 4000 or below, reveal 2 'Cubic' monsters in your hand at the beginning of your turn, and place 1 Cubic Counter on 1 face-up monster your opponent controls. (Monsters with a Cubic Counter cannot attack, and have their effects negated.) This skill will only activate once per Duel.
Thunder Dragon Colossus Descent Preparation
When your LPs are 2000 or less, add from outside your deck one Loading... to your Extra Deck.
All or Nothing
All monsters you control that are Summoned during this turn gain 200 ATK until the end of the turn. This Skill can only be used once per turn and twice per Duel.
Don't Deserve to Exist in My World
Send 1 monster your opponent controls that equips an Equip Card and has its ATK increased by 1000 or above than its original ATK, to another dimension. This Skill can only be used once per duel
Keep in mind that the datamined information is speculation, and remains unconfirmed until officially announced by Konami.
Tell us your thoughts on the new cards in the comments below!