Tengu format ruling
Gigaplant
Card effect (current official text)This card is treated as a Normal Monster while face-up on the field or in the GY. While this card is a Normal Monster on the field, you can Normal Summon it to have it become an Effect Monster with this effect.
● Once per turn: You can Special Summon 1 Insect or Plant monster from your hand or GY.
Rulings
(U) This card is treated as a Normal Monster while face-up on the field or in the GY. (C) While this card is face-up on the field, you can Normal Summon it to have it be treated as an Effect Monster with this effect:● (1) Once per turn, you can Special Summon 1 Insect-Type or Plant-Type monster from your hand or GY.
- The (U) Unclassified Effect applies on the field and in the GY.
- This effect can be negated while Gigaplant is face-up on the field, causing it to be treated as an effect monster.
- The (C) Condition cannot be negated. This is not an effect.
- The (1) Ignition Effect activates & resolves on the field.
- This effect does not target a monster in the GY. It is not negated by Necrovalley.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.