Pretty much everyone agrees that twilight transformation is a lame ability. If you don't know what that is, all "twilight" (cards which require nature and fire) have an ability theme which is to transform into another twilight card in your deck. Sometimes the transformation comes with an ability (the best one is twilight minions' ability which makes nearby twilight units do 30% more damage for 20 sec). The ability is lackluster because
Transforming takes 85% of the cost of the regular unit (in most cases) +at least 60 power for the cheapest twilight unit, which is usually more expensiv