Not confirmed for release, but whether or not you believe that is your problem!

ジョインテック・ドライノス Jointech Drahinos
Level 4 EARTH Machine Effect Monster
ATK 1200
DEF 1300
【REQUIREMENT】 Place 2 Machine monsters in your GY on the bottom of your Deck in any order.
【EFFECT】 Choose 1 face-up Dragon monster on your field and send cards to the GY up to the [Level of that monster].

Note: Dragon + Rhino I’m pretty sure.

オータマボット Ohtamabot
Level 7 EARTH Machine Effect Monster
ATK 2500
DEF 0
【REQUIREMENT】 Send 1 card from the hand to the GY.
【EFFECT】 This card’s name is “Tamabot” until the end of the turn, then, you can choose up to 2 “Tamabot” in your GY and add it to the hand.

Note: This card is name after the Oh-sama Game, a sort of Japanese version of Simon Says. Oh-sama sounds like Tama.

ママボット Mamabot
Level 3 EARTH Machine Effect Monster
ATK 800
DEF Unknown
【REQUIREMENT】 During the turn this card is Normal Summoned.
【EFFECT】 Choose 1 “Tamabot” in your GY and add it to the hand, also, during this turn, if you would Tribute Summon a EARTH Machine monster, you can use this face-up card as 2 Tributes for that Tribute Summon.

T・K・G（タマボット・キング・ゴーレム） T.K.G. – Tamabot King Golem
Level 9 EARTH Machine Fusion Effect Monster
ATK 3000
DEF 3000
Materials: “Tamambot” + “Tamambot” + “Tamambot”
【REQUIREMENT】 Place 1 “Tamabot” from your GY on the top or bottom of your Deck.
【EFFECT】 Gain 2000 LP, then, choose up to 3 face-up monsters on your field, until the end of the opponent’s next turn, those monsters cannot be destroyed by your opponent’s effects.

Note: This is likely a play on Tamage Kake Gohan (Japanese-Style Egg Rice, literally Egg on Rice).

タマコロガス Tamakorogasu (Tamarble Run)
Normal Trap Card
【REQUIREMENT】 When a monster on your field is destroyed by your opponent’s attack and you take battle damage.
【EFFECT】 Special Summon 1 monster from your hand face-up that has the same name as the destroyed monster. If you Special Summoned “Tamabot”, then, gain LP equal to [The battle damage inflicted by that attack], then you can choose up to 2 “Tamabot” in your GY and add them to the hand.

Note: This card is likely a reference to 玉転がしゲーム “Rolling a Ball (Marble) Games”, i.e. what the west would call a Marble Run game.

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