Boxing Day

Flying Whenever Bellowing Fiend deals damage to a creature, Bellowing Fiend deals 3 damage to that creature's controller and 3 damage to you.

Destroy target land or nonblack creature. It can't be regenerated.

Look at target player's hand and choose two cards from it. Put them on top of that player's library in any order.

Flying When Abyssal Horror enters the battlefield, target player discards two cards.

Flying

Defender (This creature can't attack.) {2}{U}{U}: Wall of Wonder gets +4/-4 until end of turn and can attack this turn as though it didn't have def...

Defender, flying (This creature can't attack, and it can block creatures with flying.)

Flying When Cloudchaser Eagle enters the battlefield, destroy target enchantment.

{2}{U}{U}: Draw a card.

{U}{U}{U}, {T}: Return target permanent to its owner's hand.

Your opponents play with their hands revealed.

When Telepathic Spies enters the battlefield, look at target opponent's hand.

Destroy target nonblack creature. It can't be regenerated.

Enchant artifact You control enchanted artifact.

Sea Monster can't attack unless defending player controls an Island.

Target player draws four cards.

{1}: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

Flying {T}: Mawcor deals 1 damage to any target.

Counter target spell.

Pyroclasm deals 2 damage to each creature.

{T}: Destroy target creature with power 4 or greater.