Card Rulings:Koa'ki Meiru Speeder

"Koa'ki Meiru Speeder":

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TCG Rulings

• Revealing “Iron Core of Koa’ki Meiru” is a cost to activate this effect.

• You can activate this effect once for each “Iron Core of Koa’ki Meiru” you draw during the Draw Phase.

• If you control multiple copies of “Koa’ki Meiru Speeder” and you draw “Iron Core of Koa’ki Meiru” during your Draw Phase, you can activate the effect of both monsters in a Chain.

OCG Rulings

• When you draw "Iron Core of Koa'ki Meiru", the effect of "Koa'ki Meiru Speeder" is an optional Trigger Effect. Showing to your opponent the "Iron Core of Koa'ki Meiru" you just drew is a cost to activate this effect.

• When you draw multiple copies of "Iron Core of Koa'ki Meiru" simultaneously, if you activate the effect of "Koa'ki Meiru Speeder", then you only show one copy of "Iron Core of Koa'ki Meiru" to your opponent.

• When you draw an "Iron Core of Koa'ki Meiru" as your normal draw, if you wish to activate the effect of "Koa'ki Meiru Speeder", then you must activate it when the "Iron Core of Koa'ki Meiru" is drawn. (You cannot activate the effect at a later time.)

• If you draw "Iron Core of Koa'ki Meiru" in the middle of resolving a Chain, then you miss the timing and cannot activate the effect of "Koa'ki Meiru Speeder.

Koa'ki Meiru Monster Rulings

TCG Rulings

• The first sentence of this card is a maintenance cost, not an effect. It does not start a Chain.

Mentions in Other Rulings

• Iron Core of Koa'ki Meiru: While “Macro Cosmos” is active, you cannot send “Iron Core of Koa’ki Meiru” to the Graveyard to pay the cost of keeping your “Koa’ki Meiru” monster on the field. So you must either pay the reveal cost, or destroy the monster.

OCG Rulings

• The text "During each of your End Phases, destroy this card unless you send 1 "Iron Core of Koa'ki Meiru" from your hand to the Graveyard [or else]." of "Koa'ki Meiru" monsters is a Maintenance Cost.

• While your hand is revealed by the effect of "Respect Play"/"Ceremonial Bell"/etc, you cannot perform "reveal 1 Normal Trap Card from your hand." as a Maintenance Cost for "Koa'ki Meiru Powerhand". You must either perform either "send 1 "Iron Core of Koa'ki Meiru" to the Graveyard" or "destroy this card".

• While "Macro Cosmos" is activate, you cannot perform "send 1 "Iron Core of Koa'ki Meiru" to the Graveyard" as a Maintenance Cost for "Koa'ki Meiru Doom". You must either perform either "reveal 1 Fiend-Type monster from your hand." or "destroy this card".

• The text "During each of your End Phase, destroy this card unless you send 1 "Iron Core of Koa'ki Meiru" from your hand to the Graveyard." of "Koa'ki Meiru Valafar" is a Maintenance Cost. It cannot be negated by the effect of "Skill Drain", so you must still pay the Maintenance Cost during your Standby Phases [sic].