It's relatively easy to cast as far as its casting cost goes, and once it's on the battlefield, you never have to do anything with it again, since it'll automatically proliferate at the start of each of your end steps
What Makes a Good Card to Grade
Kaervek the Merciless Cast a spell, take a bunch of damage! Now sing that to the tune of that one random Lion King song: Dig a tunnel, dig-dig a tunnel! Youd better hope your life totals high enough when Kaervek the Merciless hits the board, otherwise you might find yourself locked out of casting spells
Im happy to see the growth Boros/Lorehold has had in the last seven years, but Im also happy that so many of the generals in the product had the staying power to remain popular within their color identity
The Mega Evolution era did not just bring back Mega Pokmon, it stacked two brand new rarity tiers on top of an already dense system