The second one, as defined by colon in its text, is an activated ability
It deals the exact same amount of damage, but requires the player to discard two energy instead of one
If this card has 2 or more counters during the End Phase, send it to the GY
Its a 6/6 for a mere four mana
(We could discuss why this was the case for this specific card, but well just say you probably know why and leave it at that.) Finding the UR Sweet Spot: Value Meets Potential However, though in most cases UR cards might not enjoy quite the same level of prestige as SAR cards, this actually becomes a green flag for the more budget-conscious collectors out there
Try a Precon If you're looking for something new and fresh, but you don't want to do all the work of ordering or trading for each card and tricking out your deck, don't forget you can just get a precon: Some of them are definitely quite fun