What Makes Prismatic Evolutions Special
Tidus lets you move counters around characters, and then when you do combat damage to a player you get to draw cards and proliferate
But to do this, you must make specific settings and follow the rules
(I always imagine it like being what youd get if chess had certain edge cases where rooks could fly, bishops could teleport, or for a second, pawns were driving tanks.) Since the game is built around several thousand collectible cards, and almost every card has some additional unique ability to it one way or the other, it creates an endlessly manipulable, constantly surprising experience
When black does it, it is usually loss of life
The +2 continues to pack on the synergy by making blood tokens, which gain life, too