Thorin, Mountain-king Revised Edition Whenever a creature deals combat

Whenever a creature deals combat damage to one of your opponents

Ulamog enters with a number of +1/+1 counters on it equal to the greatest mana value among cards in exile

(You may cast a spell for its prowl cost if you dealt combat damage to a player this turn with a creature with any of its creature types

When Electro leaves the battlefield

Destroy all permanents of the chosen type

Thorin, Mountain-king Revised Edition Whenever a creature deals combatTrample When Thorin enters, attach any number of target Equipment you control to target creature you control. When one or more Equipment become attached to that creature this way, that creature deals damage equal to its power to up to one target creature.