Mystical Cards of Light

Edison Card Text
You can't use 1 of your Spell & Trap Card Zones. During your Draw Phase, if you control another "Mystical Cards of Light", you can draw 2 cards instead of 1 for your normal draw.
No targeting
No Damage Step effect
Banlist • Unlimited
Rulings
edisonformat.net
●You select which Spell & Trap Card Zone to make unusable when you activate Mystical Cards of Light.
●You can't activate Mystical Cards of Light if you don't have a Spell & Trap Card Zone to make unusable.
●Drawing 2 cards with Mystical Cards of Light does not start a Chain.
●You can choose to draw only 1 card.
●You can't choose to draw 2 cards if you have 1 card remaining in your Deck.
●If Mystical Cards of Light's effect is negated, you can activate or Set Spell and Trap Cards into the unusable Spell & Trap Card Zone. If the effect of Mystical Cards of Light is reapplied while a Spell or Trap Card is in the unusable Spell & Trap Card Zone, the Spell & Trap Card Zone become unusable when the Spell or Trap Card is removed from the field.
edisonformat.com
You select which Spell & Trap Card Zone to make unusable when you activate "Mystical Cards of Light".
You cannot activate "Mystical Cards of Light" if you do not have a Spell & Trap Card Zone to make unusable.
Drawing 2 cards with "Mystical Cards of Light" does not start a Chain.
You can choose to draw only 1 card.
You cannot choose to draw 2 cards if you have 1 card remaining in your Deck.
If "Mystical Cards of Light's" effect is negated, you can activate or Set Spell and Trap Cards into the unusable Spell & Trap Card Zone. If the effect of "Mystical Cards of Light" is reapplied while a Spell or Trap Card is in the unusable Spell & Trap Card Zone, the Spell & Trap Card Zone become unusable when the Spell or Trap Card is removed from the field.