Blue gives you access to counterspells and powerful card draw, to keep your hand well-stocked
It's genuinely better than Moxfield for certain workflows, and the community on Reddit is increasingly vocal about why
This may be the most popular card from the MTG Fallout set simply because its generically good, can deal with the occasional wide board, and Split Second makes it really difficult to stop this card
The biggest problem with the level-up mechanic is that it's slow (and also sorcery speed, which opens it up to blowouts), so having a way to get level counters onto our creatures quicker than normal is essential
Can you do it repeatedly, or is it all in one big bang
3 Blastoise (Shadowless) - Base Set Blastoise being one of the original starter evolutions perhaps makes it one of the more popular cards in the entire game