RD/HC01-JP042 Dendoushi Alchemicalizer Suirai (Conduction Evangelist – Alchemicalizer Suirai)
Level 8 FIRE Pyro Effect Monster
ATK 2500
DEF 1500
Materials: 1 Aqua monster + 1 Thunder monster
[REQUIREMENT] Send up to 3 cards from your hand to the GY, including a monster.
[EFFECT] This card gains 100 ATK x [The total Levels of the monster(s) sent to the GY for this effect’s Requirement] until the end of the opponent’s next turn. If you send 3 monsters of different Types for this effect’s Requirement, then, this card cannot be destroyed by your opponent’s effects until the end of the opponent’s next turn.

Note: Dendou here is Conduction/Transmission, but if you adjust the second Kanji slightly and add Shi, it becomes Evangelist.

RD/HC01-064 SP Assistant Hiiya (Super Assistant Hiya)
Level 1 FIRE Aqua Effect Monster
ATK 0
DEF 1000
[REQUIREMENT] If you have 10 or more cards in your Deck, send 1 FIRE Effect Monster from the hand to the GY.
[EFFECT] Draw 1 card, then, you can return all “Super Assistant Achi” in your GY to the bottom of your Deck in any order. If you return them, then, you draw 2 cards.

RD/HC01-JP065 SP Assistant Birii (Super Assistant Biri)
Level 1 FIRE Thunder Effect Monster
ATK 0
DEF 1000
[REQUIREMENT] During the turn this card is Normal Summoned.
[EFFECT] Choose 1 FIRE monster in your GY and place it on top of the Deck, then, if “Super Assistant Achi” is in your GY, you can place 2 FIRE monsters in your GY on the top of your Deck in any order.

Note: Hiiya’s name is supposed to sound like an Eek (but I think they might be going for a hiss of steam), while Biri sounds like zip-zap.