Hidden Summoners

2 Mayakashi monsters
You can only control 1 Yuki-Onna, the Ice Mayakashi. While this card points to a Synchro Monster(s), your opponent's monsters cannot target this card for attacks. If a Synchro Monster(s) in your possession is destroyed by battle or an opponent's card effect while this card is on the field: You can target 1 face-up monster on the field; its ATK/DEF become half its current ATK/DEF until the end of this turn. You can only use this effect of Yuki-Onna, the Ice Mayakashi once per turn.

Take 1 Mayakashi card from your Deck, except Mayakashi Return, and either add it to your hand or send it to the GY. You can only activate 1 Mayakashi Return per turn.

Discard 1 card, then target 1 of your Mayakashi monsters that is banished or in your GY; Special Summon it. Your opponent cannot target it with card effects this turn. You cannot Special Summon monsters from the Extra Deck the turn you activate this card, except Mayakashi monsters. You can only activate 1 Mayakashi Metamorphosis per turn.

When this card is Special Summoned, you can remove from play up to 2 cards from your opponent's Graveyard.

If this card is in your Graveyard, except the turn this card was sent to the Graveyard: You can target 1 non-Tuner Zombie-Type monster in your Graveyard; banish both it and this card, and if you do, Special Summon 1 Zombie-Type Synchro Monster from your Extra Deck whose Level equals the total Levels those 2 monsters had. You can only use this effect of Shiranui Spectralsword once per turn.

Add to your hand 1 Level 7 or lower Ritual Monster Card from your Deck. Then you can add to your hand 1 Ritual Spell Card from your Graveyard.

Pay 2000 LP; Fusion Summon 1 Fusion Monster from your Extra Deck, using 2 monsters you control as Fusion Materials. Neither player can activate cards or effects in response to this card's activation. You can banish this card from your Graveyard, then target 1 Fusion Monster that was Fusion Summoned with this card's effect; Special Summon all the Fusion Materials used for its Fusion Summon from your Graveyard, but change their ATK and DEF to 0, also they have their effects negated.

Select 1 face-up Synchro Monster. Return it to its owner's Extra Deck. Then, if all the monsters that were used for the Synchro Summon of that monster are in your Graveyard, you can Special Summon them.

Discard 1 card to target 1 card your opponent controls; return that target to the top of the Deck.

During your Main Phase, by discarding this card, add up to 2 Thunder Dragons from your Deck to your hand.

When this card is Normal or Flip Summoned: You can add 1 Ritual Monster Card or 1 Ritual Spell Card from your Deck to your hand.

When this card is Normal Summoned: You can Special Summon 1 Shiranui monster from your hand or Graveyard, except Shiranui Spiritmaster, but banish it when it leaves the field. If this card is banished: You can target 1 face-up card your opponent controls; destroy it. You can only use this effect of Shiranui Spiritmaster once per turn.