Celes, Rune Knight On ETB, Celes, Rune Knight lets you pitch any number of cards, then draw that many plus one, and it pumps your whole team with +1/+1 counters when creatures enter from the graveyard
You'll need to have a consistent way to get more lands into your hand with other ramp effects to keep making use of her ability, but even without that, Azusa can catapult you ahead of your opponents in a single turn
But it also runs plenty of hand disruption, which should ensure you can stop your play pattern from getting messed up
The ETB effect only works on permanents that aren't two colors, while the effect on the artifact creature on the back face rewards you for playing two-color cards
The value of X is calculated only once, as Sally Pride's first ability resolves