You can activate a trap card whenever you like. Spellbinding Circle, if chained to an attacking action and targetting the attacking monster, will also stop said attack from occurring by its effect; there are exceptions for certain card effects causing an automatic attack or change of battle-phase, for example, and for which the Circle will not prevent happening.
yes
Yes, it may target face-down monsters.
No. Flip Effects only activate when the card is flipped, which will happen when Flip Summoned, or when the monster is attacked, or when an effect specifically directs it to be turned face up. Simply destroying a face-down monster, or removing it from play, does not 'flip' it, so Flip Effects will not activate.
Yes. Flip Effects are applied after damage calculation. If Gale Lizard's attacked, it's flipped face-up, then you calculate damage to see if it's destroyed. Then, its effect will activate and return an opponent's monster and Gale Lizardwill be destroyed.
No, it triggers in response to the declaration of the attack. If it is face down at this point, then it misses its chance to activate. When it is flipped face-up at the beginning of the Damage Step, it is too late to use its effect.
yes
No, Spellbinding Circle is not currently banned in the official Yu-Gi-Oh! TCG banlist. It is allowed at 3 copies in a deck.
Spellbinding circle isn't worth as much as it used to be; common and rare are about a dollar each, ultra unlimited is worth about $5 USD, and ultra 1st edition is worth about $12 USD.
Yes, it may target face-down monsters.
No it is a Continuous Trap Card that prevents your opponent from attacking and/or changing battle positions.
buy many packs and get lucky. you might want to look up the set it is in so you can you the right set.
Yes. The flip effect itself will activate after damage calculation.
No, Gladiator Beasts must survive battle, for them to activate any of their 'if this card attacked or was attacked' effects.
The mystery writer has written another best-selling, spellbinding novel.
Yes Spellbinding is one word which means to Hold the complete attention of (someone) as though by magic; fascinate.
Destroying a monster does not flip it. But if a monster is flipped face-up when attacked, and considered destroyed by battle, then the flip effect will still activate.
The wagon trains were to form a circle when they were being attacked.