Their synergies often revolve around going wide with an army of creatures that can be buffed by various effects
Dark Apostle can do good work in decks that produce lots of mana or reduce the cost of activated abilities, but Id be wary of throwing this into any spellslinger deck
Its similar to how Primeval Titan mirrors used to work, when the answer to winning the mirror match was to simply be faster than the other player
In general, when looking at power level, I considered the overall game plan, the synergy of the 99 with that game plan, things like interaction, ramp, mana base and card draw, the commander, and the power of the remaining stand-alone cards
On top of that, the Play Booster Boxes will contain six fewer packs than before - something that was introduced with Magic: The Gathering 's new Aetherdrift set
You can go online and download a template like this one that lets you print lines across the paper for easier cutting