Starfield Shepherd I am not confident the power is quite there with Starfield Shepherd, but it represents much of why I am so high on Warp
Amass 4, mill four, deal 4, gain 4
For each Energy card you discard this way, it does 100 damage, which can lead to many one-hit knockouts
Giving all your dragons indestructible means you can swing and block without fear, and the bonus of stacking +1/+1 counters every upkeep quickly snowballs, all on top of a potential alternate win condition
Even better, you get to dig for a planeswalker on ETB and every planeswalker that dies digs pretty deep for another one
Human creature type has been a big help for this card as has transitioning from Honour the Pure / Crusade effects to Glorius Anthem ones