Block Doubtless One with Mother of Runes and tap her to give herself protection from white.
Untap, draw, Mother of Runes, go.
BigBlue
Life: 47
Library: 28
Hand: 4
In Play:
-Plainsx5 (TTUUU)
-Starlit Sanctumx3 (UUU) {T:1;B,T,Sacrifice a cleric:Target player loses life equal to cleric's power...