FEAT CARDS
There are 4 Alternate Feat cards in the prize kit (3 copies of each). With print-and-play, you don't need to actually own these anymore. Just find the image on the official Wizkids site and print it.

Amazon
Cost: 4 points per figure w/ at least one of the prerequisite keywords.

Prerequisite: Amazon keyword

All characters on your force w/ the Amazon keyword are assigned this feat and have the following team ability instead of any other TA:

At the end of each opponent's turn, for each friendly character that possesses this team ability that took two or more damage this turn, put a Sisterhood token on this card. During your turn, as a free action a friendly character that possesses this team ability may remove any number of Sisterhood tokens from this card. Modify that character's speed, attack, or range value by +1 until the end of turn for each token removed.

Checkmate
Cost: 6*
*Per character on your force with the Checkmate keyword and a point value of 50 or less.

Prerequesite: Checkmate Keyword and a point value of 50 or less.

All characters on your force with the Checkmate keyword and a point value of 50 or less are assigned this feat and have the following team ability instead of any other team abilities:

Minion: Kings and Queens When a friendly character with the Checkmate keyword and a point value greater than 50 is within 8 squares, this character can be given apower action to use Perplex if it can't already use Perplex.

Justice League International
Cost: 3 points per figure w/ at least one of the prerequisite keywords.

Prerequisite: Justice League International, Justice League Europe, Justice League Antarctica, or Super Buddies keyword

All characters on your force w/ at least one of the prereq keywords are assigned this feat and have the following team ability instead of any other TA:

When a character that possesses this team ability would be dealt damage, you can instead choose to reduce damage dealt by 1 if you deal 1 unavoidable damage to a friendly character that possesses this team ability and is adjacent to the first character.

League of Assassins
Cost: 7 points per character on your force w/ the League of Assassins keyword

Prerequisite: League of Assassins keyword

All characters on your force w/ the LoA keyword are assigned this feat and have the following team ability instead of any other TA:

Lines of fire to this character are blocked if this character is adjacent to a wall or blocking terrain.