Ancient Gear Drill

Edison Card Text
Activate only by discarding 1 card from your hand while a face-up "Ancient Gear" monster is on your side of the field. Select 1 Spell Card from your Deck and Set it on your side of the field. You cannot use that Spell Card this turn.
Structure Deck: Machine Re-Volt • 2007-01-17
No targeting
No Damage Step effect
Banlist • Unlimited
Interactions
Can Ancient Gear Drill set a Geartown and trigger an existing Geartown?✓
Ancient Gear Drill is activated while a Geartown is already in the Field Zone.
Yes. You can set a Field Spell with Drill, and it will trigger the Geartown that was already in the Field Zone.
If you set Geartown with Ancient Gear Drill and then destroy it the same turn, does it trigger?✓
Geartown is set by Ancient Gear Drill and is later destroyed.
Yes. It is treated as a new card when sent to the Graveyard and will trigger when destroyed.
Rulings
edisonformat.net
Activate only while you control a face-up Ancient Gear monster. Discard 1 card from your hand. Select 1 Spell Card from your Deck and Set it. You can't use that Spell Card this turn.
●Discarding 1 card is a cost.
●You must show your chosen card to your opponent to verify that it is a Spell Card.
●You can select a Field Spell Card but you must Set it in your Field Card Zone.
●“You can't use that Spell Card this turn” means that you can't activate it, and you can't use it to pay a cost for Summoning “Anteatereatingant” or for the effect of a card like “Emergency Provisions” or “Elemental Hero Tempest”.
●If you get a Spell Card with “Ancient Gear Drill” and then return it to your hand with “Giant Trunade”, restrictions no longer apply so you can use it as normal.
edisonformat.com
Activate only while you control a face-up "Ancient Gear" monster. Discard 1 card from your hand. Select 1 Spell Card from your Deck and Set it. You cannot use that Spell Card this turn.
Discarding 1 card is a cost.
You must show your chosen card to your opponent to verify that it is a Spell Card.
You can select a Field Spell Card but you must Set it in your Field Card Zone.
“You cannot use that Spell Card this turn” means that you cannot activate it, and you cannot use it to pay a cost for Summoning “Anteatereatingant” or for the effect of a card like “Emergency Provisions” or “Elemental Hero Tempest”.
If you get a Spell Card with “Ancient Gear Drill” and then return it to your hand with “Giant Trunade”, restrictions no longer apply so you can use it as normal.