Bog Humbugs [Happy Holidays] Elixir Dice This attack does 100 damage

This attack does 100 damage times the number of Energy cards you discarded

As for the game play in Dixit

“Son of a nutcracker

choose 1 Energy card attached to each of your opponent's Pokemon that has any Energy cards attached to it and discard those Energy cards

Set: Unknown Event Type: Instant Rarity: Common Cost: {U} Return target tapped creature an opponent controls to its owner's hand

Bog Humbugs [Happy Holidays] Elixir Dice This attack does 100 damageSet: Happy Holidays Type: Creature Insect Rarity: Mythic Cost: {1}{B} Flying Whenever Bog Humbugs deals combat damage, hum that many notes of a festive song. If you can, put a +1 +1 counter on Bog Humbugs. Jingle Bells