Since Crustle has a high retreat cost I would keep Crustle in the active Pokemon spot until it is knocked out or find some way to retreat it without having to discard three energy cards
1-mana removal, even with a downside, can be a powerful tempo play, and you can target your own creatures, in particular your indestructible creatures, to get some upside
The nice thing about Gabite is that its attack, Slash, deals 60 damage for just two Energy, a Water and a Fighting
While it does fetch a healthy sum, it's nowhere near as valuable as the next entry on the list
If you augment her power, you can gain access to it even more quickly Those first two chapters can deliver some pretty absurd value, as making a hasty token copy of your best and then second-best creature can be a pretty serious beating
1 Arena code card