There are some amazing commons in this set
If they're going to watch you play the rock, might as well make it sparkle like a diamond
Youre able to counter the creature spell itself through regular counterspell means, or you can use effects that counter triggered abilities like Trickbind and Stifle
On the Create Your Childs Account page there are fields for basic information, like name, age, user name, and password, as well as some additional options to control social content, like having a public profile and marketing preferences
however, the more colors that are used, the harder it is for a player to have the correct types and amount of mana to cast their spells, making for a tactical trade-off
As for myself, I dont do this but its a really cool idea