Much like Gwen, Double Trouble is just good in red-aligned Commander decks
Shell Smash lowers defenses, but raises everything else
So you can probably imagine how bewildering it must've been to open this card, and try to find out what Vile of Dragonfire was only to be completely lost because you would never find it anywhere
Any time you have priority, you may turn a manifested creature face up by revealing that it's a creature card (ignoring any type-changing effects that might be applying to it) and paying its mana cost
It can be quite difficult to get started in the game right now for this specific reason, as players get two booster packs per day, and currently there are five sets, of which one has three booster variants, one has two, and the others have one each
I tried to translate it with deepL but Im not getting any good results when searching with these on Mercari