You get value every time a 2, 4, or 6 shows uplife drain, tapping shenanigans, and even recursion
It basically has to be run in Red Deck Wins, but it works great in the archetype as a powerful engine
I work on so many projects and games, and everyone comes to me asking 'Hey, can you make me a character like Sephiroth?' he said
Selvala is a nice value group-hug creature which breaks parity by creating mana
To speed things up, two most useful tools for ramp in this deck are Gauntlet of Power, which will double all your basic land's mana production while also buffing your blue creatures, and Nyx Lotus, which gives you mana equal to your devotion to a chosen color
Technically it can be taken out in a single blow via Lillies Clefairy ex, for example