Tidy Conclusion [Mystery Booster] San Diego Comic-Con 2014 also your opponent cannot activate

also your opponent cannot activate cards or effects when a monster is Fusion Summoned this way

Set: Unglued Type: Enchantment Rarity: Uncommon Cost: {2}{U} Cast this spell only if there are three or more players in the game

but some are too big to be kept

destroy the monster immediately with this card's effect without applying damage calculation

each creature blocking it gets -1/-1 until end of turn

Tidy Conclusion [Mystery Booster] San Diego Comic-Con 2014 also your opponent cannot activateSet: Mystery Booster Type: Instant Rarity: Common Cost: {3}{B}{B} Destroy target creature. You gain 1 life for each artifact you control. Aetherborn patrons use any means necessary to secure victory for their protgs.