Id like to highlight some 2 mana counterspells that I believe people could slot in the right deck/environment
Cards that stack well also synergize well with clones
For the first time, instead of the typical silver border used for un-sets, all cards in this set were black-bordered, with non-eternal legal cards receiving the Acorn stamp
All those zombies entering the battlefield are great, but if I've got Kindred Discovery in play, I'll draw a card whenever one of them enters the battlefield or attacks
Then, using massive tribal buffs and token generators, you'll swing into the red zone with an unstoppable army of radioactive heroes and arachnids
Another small subset of are specifically concerned with high-power creatures: Garruk's PackleaderGarruk's Packleader and Elemental BondElemental Bond