25th Anniversary Tin: Dueling Heroes Mega Pack

If you control a "Rikka" monster: You can Set 1 "Rikka" Spell/Trap directly from your Deck to your Spell & Trap Zone, also you cannot Special Summon monsters for the rest of this turn, except Plant monsters. You can only use this effect of "Rikka Konkon" once per turn. Once per turn, if you would Tribute a Plant monster you control to activate a "Rikka" card or effect, you can Tribute any 1 face-up monster your opponent controls, even though you do not control it.

Rikka Konkon

During your Main Phase: You can Special Summon this card from your hand, but while it is face-up in the Monster Zone, you cannot Special Summon monsters, except Plant monsters. When your opponent activates a monster effect, while you control a "Rikka" monster (Quick Effect): You can shuffle this card from your hand or GY into the Deck and Tribute 1 Plant monster; negate that effect. You can only use each effect of "Rikka Princess" once per turn.

Rikka Princess

Maze of Memories

You can Tribute 1 Plant monster; Special Summon this card from your hand. If this card is Normal Summoned, or Special Summoned by the effect of a Plant monster: You can add 1 "Rikka" Spell/Trap from your Deck to your hand. You can only use each effect of "Mudan the Rikka Fairy" once per turn.

Mudan the Rikka Fairy

When you activate this card, you can also Tribute 1 Plant monster; add 1 "Rikka" monster from your Deck to your hand, then, if you Tributed a monster when you activated this card, add 1 Plant monster, with the same original Level as that "Rikka" monster but a different name, from your Deck to your hand. You can only activate 1 "Rikka Glamour" per turn.

Rikka Glamour

During your Main Phase: You can take 1 "Rikka" monster from your Deck, except "Rikka Petal", and either add it to your hand or send it to the GY, also you cannot Special Summon for the rest of this turn, except Plant monsters. During your opponent's End Phase, while this card is in your GY, if you control no monsters or all monsters you control are Plant monsters: You can Special Summon this card. You can only use each effect of "Rikka Petal" once per turn.

Rikka Petal

2021 Tin of Ancient Battles

2 Level 4 monsters
You can detach 1 material from this card, then target 1 Plant monster or "Rikka" card in your GY; add it to your hand. If this card with Xyz Material is Tributed: You can Special Summon 1 Rank 5 or higher Plant Xyz Monster from your Extra Deck or GY, then you can attach this card to it as material. You can only use each effect of "Rikka Queen Strenna" once per turn.

Rikka Queen Strenna

Secret Slayers

You can Tribute this card from your hand or face-up field, then target up to 2 Plant monsters you control; reduce their Level(s) by 2 until the end of this turn. During the End Phase, if this card is in the GY because it was Tributed and sent there this turn: You can Special Summon this card, but banish it when it leaves the field. You can only use each effect of "Cyclamen the Rikka Fairy" once per turn.

Cyclamen the Rikka Fairy

When an attack is declared involving another Plant monster you control: You can Tribute this card from your hand or face-up field; that monster you control gains 1000 ATK/DEF until the end of this turn. If a Plant monster(s) you control is Tributed, while this card is in your GY (except during the Damage Step): You can Special Summon this card in Defense Position, but banish it when it leaves the field. You can only use each effect of "Erica the Rikka Fairy" once per turn.

Erica the Rikka Fairy

When your opponent activates a monster effect that targets a monster(s) you control, while you control a "Rikka" monster (Quick Effect): You can Tribute this card from your hand or face-up field; negate that effect. If this card is in your GY: You can Tribute 1 Plant monster; Special Summon this card in Defense Position, but banish it when it leaves the field. You can only use each effect of "Hellebore the Rikka Fairy" once per turn.

Hellebore the Rikka Fairy

2 Level 6 monsters
If a monster(s) is Tributed (except during the Damage Step): You can detach 1 material from this card, then target 1 monster in either GY; Special Summon it, but negate its effects, also it becomes a Plant monster. If a Plant monster(s) you control would be destroyed by a card effect, you can Tribute 1 Plant monster from your hand or field instead. You can only use each effect of "Kanzashi the Rikka Queen" once per turn.

Kanzashi the Rikka Queen

If a monster you control is Tributed (except during the Damage Step): You can Special Summon this card from your hand in Defense Position. You can target up to 2 Plant monsters you control; increase their Level(s) by 2 until the end of this turn. You can only use each effect of "Primula the Rikka Fairy" once per turn.

Primula the Rikka Fairy

If a "Rikka" monster you control is Tributed (except during the Damage Step): You can make your opponent Tribute 1 monster they control (their choice). You can only use this effect of "Rikka Flurries" once per turn. Once per turn, during your opponent's End Phase, if you control a face-up non-Plant monster: Destroy this card.

Rikka Flurries

Target 1 face-up monster your opponent controls, also, you can Tribute 1 Plant monster; players cannot activate that face-up monster's effects on the field this turn, then, if you Tributed a monster when you activated this card, take control of that monster until the End Phase, and if you do, it becomes a Plant monster until the End Phase. You can only activate 1 "Rikka Sheet" per turn.

Rikka Sheet

When you activate this card, you can also Tribute 1 Plant monster; Special Summon 1 "Rikka" monster from your GY in Defense Position, then, if you Tributed a monster when you activated this card, Special Summon 1 Plant monster from your GY in Defense Position. You can only activate 1 "Rikka Tranquility" per turn.

Rikka Tranquility

You can Tribute 1 Plant monster; Special Summon both this card and 1 other Plant monster from your hand, also you cannot Special Summon for the rest of this turn, except Plant monsters. You can target 1 Plant monster you control; all Plant monsters you currently control become that monster's Level until the end of this turn. You can only use each effect of "Snowdrop the Rikka Fairy" once per turn.