That's not possible. A summon like Trap Eater's (and like Synchro Summons, for example) can't be done 'in response' to anything.
Better example - Opponent activates Ojama Trio, you chain Scapegoat. Scapegoat will resolve and summon the four tokens. Ojama Trio then can't resolve because you don't have three monster slots free, so does nothing. It summons all, or nothing.
Yes the ultimate tyranno must attack all the opponents monster considered legal targets. This will consume all the monsters attack power for that turn so the attack cannot be directed to the player's life in the same turn.
You can only ever tribute monsters that are on your side of the field, unless a card specifically lets you. Cards like this are Soul Exchange, and Lava Golem.
normally it has 4k atk and def points, but obelisk has the ability to sacrifice 2 monsters to make its atk points infinite and destroying all of the opponents monsters at the same time
No, you either negate the entire effect with Prime Material Dragon or get rid of all of the monsters on the field. You cannot simply choose which monsters gets to be destroyed. You cannot negate an effect midway during its resolution.
No, you can only use you're monsters for Scrolls Of The Six Samurai. You can never tribute something you don't control.
It should say in your activation email
You will find the activation link in the email that is sent to you when registering.
When adopting a monster you are asked to provide an email address. The activation email will be sent to this address, it may be delivered to your spam/junk folder. If you do not get the activation email then you will need to contact the Moshi Monsters Customer Service team using the Contact Us link on the Moshi Monsters website.
When you register on Moshi Monsters you will be sent an email with a link which you need to click before you can use your account.
Yes
Sometimes the activation email will be delivered to your spam/junk folder. If you have any problems with activation then you should contact the Moshi Monsters customer service team. Their email address is helpme@moshimonsters.com.
Only the monsters that battle with it, are affected by that effect.
When you sign up for a Moshi Monsters account you list an email address. Once you are done signing up for membership, Moshi Monsters will send an email to the email address you gave. The activation link will be included in that email. All you have to do is either click on that link or cut and paste it into your browser.
It takes about 10-15 minutes.
in your email (moshi monsters sent you) there should be a code copy and paste it into the box :)
If you do not have the Moshi Monsters activation email then you'll need to contact the Moshi Monsters Customer Service team using the Contact Us link on the Moshi Monsters website, you'll find it at the bottom of the page.
Yes the ultimate tyranno must attack all the opponents monster considered legal targets. This will consume all the monsters attack power for that turn so the attack cannot be directed to the player's life in the same turn.