Goat format ruling
Ryu Senshi
Card effect (current official text)"Warrior Dai Grepher" + "Spirit Ryu"
A Fusion Summon of this card can only be done with the above Fusion Materials. When a Normal Trap Card is activated (Quick Effect): You can pay 1000 LP; negate that effect. This card must be face-up on the field to activate and to resolve this effect. Negate the effects of any Spell Card that targets this card and destroy it.
Rulings
- This card’s effect that negates Spell Cards that target it is not optional.
- You can Special Summon this card from the GY with Monster Reborn because its effect that negates Spell Cards is not applying while it is in the GY (but only if was properly Fusion Summoned originally). A Spell Card that targets this card may be activated, but it will be negated and destroyed.
- The effect of this card will not negate Creature Swap, Fissure, Smashing Ground, Dark Hole, Raigeki, or similar cards that do not target.
- If you try to equip Fusion Sword Murasame Blade to this monster, it will be negated and destroyed."Ryu Senshi" may only negate the effect of a Normal Trap Card.
- "Ryu Senshi" cannot negate the effect of a Continuous Trap Card or a Counter Trap Card.Sakuretsu Armor targets 1 monster.
- If the turn player chains Book of Moon to Sakuretsu Armor to flip the attacking monster face-down, then the attacking monster is not destroyed by Sakuretsu Armor.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Goat forum — sourced change requests get reviewed.